plomlompom.com Git - misc/blob - todo.py

   1 from plomlib import PlomDB, run_server, PlomHandler, PlomException
   2 import json
   3 from uuid import uuid4
   4 from datetime import datetime, timedelta
   5 from urllib.parse import parse_qs
   6 from jinja2 import Template
   7 from urllib.parse import urlparse
   8 db_path = '/home/plom/org/todo_new.json'
   9 # db_path = '/home/plom/public_repos/misc/todo_new.json'
  10 server_port = 8082
  11 DATE_FORMAT = '%Y-%m-%d'
  12
  13 html_head = """
  14 <style>
  15 body { font-family: monospace; }
  16 table.alternating tr:nth-child(even) {
  17     background-color: #f2f2f2;
  18 }
  19 table.alternating tr:nth-child(odd) {
  20     background-color: #ffffff;
  21 }
  22 th, td { text-align: left; vertical_align: top; border-bottom: 1px dotted black; }
  23 td details { display: inline }
  24 td.input { width: 100%; }
  25 td.number { text-align: right; }
  26 td.checkbox { width: 0.1em; height: 0.1em; padding: 0em; text-align: center; }
  27 tr.week_row td { height: 0.1em; border: 0px; background-color: black; }
  28 tr.day_row td { background-color: #f2f2f2 }
  29 input { font-family: monospace; padding: 0em; margin: 0em; }
  30 input[type="number"] { font-family: monospace; text-align: right; }
  31 input[type="text"] { width: 100%; box-sizing: border-box; }
  32 </style>
  33 <body>
  34 tasks: <a href="{{db.prefix}}/tasks">list</a> <a href="{{db.prefix}}/add_task">add</a> | day:
  35 <a href="{{db.prefix}}/day?hide_unchosen=0&hide_done=0">choose tasks</a>
  36 <a href="{{db.prefix}}/day?hide_unchosen=1&hide_done=1">do tasks</a>
  37 | <a href="{{db.prefix}}/calendar">calendar</a>
  38 | <a href="{{db.prefix}}/unset_cookie">unset cookie</a>
  39 <hr />
  40 """
  41 form_footer = '\n</form>'
  42 form_header_tmpl = """
  43 <form action="{{action|e}}" method="POST">
  44 """
  45 calendar_tmpl = """
  46 <p>
  47 from: <input name="start" {% if start_date %}value="{{ start_date }}"{% endif %} placeholder="{{ today }}" />
  48 to: <input name="end" {% if end_date %}value="{{ end_date }}"{% endif %} placeholder="2030-12-31" />
  49 <input type="submit" value="OK" />
  50 </p>
  51 <table>
  52 {% for date, day in days.items() | sort() %}
  53 {% if day.weekday == "Mo" %}<tr class="week_row"><td colspan=3></td></tr>{% endif %}
  54 <tr class="day_row"><td colspan=3><a href="{{db.prefix}}/day?selected_date={{date}}&hide_unchosen=1">{{ day.weekday }} {{ date }}</a> |{{ '%04.1f' % day.todos_sum|round(2) }}| {{ day.comment|e }}</td></tr>
  55 {% for task, todo in day.todos.items() | sort(attribute='1.title', reverse=True)  %}
  56 {% if todo.visible %}
  57 <tr><td class="checkbox">{% if todo.done %}✓{% else %}&nbsp;&nbsp;{% endif %}</td><td><a href="{{db.prefix}}/todo?task={{ todo.task.id_ }}&date={{ date }}">{%if "cancelled" in todo.tags%}<s>{% endif %}{% if "deadline" in todo.tags %}DEADLINE: {% endif %}{{ todo.title|e }}{%if "cancelled" in todo.tags%}</s>{% endif %}</a></td><td>{{ todo.comment|e }}</td></tr>
  58 {% endif %}
  59 {% endfor %}
  60 {% endfor %}
  61 </table>
  62 """
  63 todo_tmpl = """
  64 <h3>todo</h3>
  65 <input type="hidden" name="task_uuid" value="{{ todo.task.id_ }}" />
  66 <input type="hidden" name="date" value="{{ todo.day.date }}" />
  67 <table>
  68 <tr><th>task</th><td><a href="{{db.prefix}}/task?id={{ todo.task.id_ }}">{{ todo.task.title|e }}</a></td></tr>
  69 <tr><th>default weight</th><td>{{ todo.default_weight }}</td></tr>
  70 <tr><th>day</th><td>{{ todo.day.date }}</td></tr>
  71 <tr><th>day weight</th><td class="input"><input type="number" name="day_weight" step=0.1 size=8 value="{{ todo.day_weight }}" /></td></tr>
  72 <tr><th>comment</th><td class="input"><input type="text" name="comment" value="{{todo.comment|e}}" /></td></tr>
  73 <tr><th>done</th><td class="input"><input type="checkbox" name="done" {% if todo.done %}checked{% endif %}/></td></tr>
  74 <tr><th>day tags</th>
  75 <td>
  76 {% for tag in db.t_tags | sort %}
  77 {% if tag in todo.task.tags %}&nbsp;✓{% else %}<input type="checkbox" name="day_tag_{{tag|e}}"{% if tag in todo.day_tags %} checked{% endif %}/>{% endif %} {{ tag }}<br />
  78 {% endfor %}
  79 add: <input name="day_tags_joined" type="text" value="" >
  80 </td>
  81 </tr>
  82 </table>
  83 <input type="submit" value="update" />
  84 """
  85 task_tmpl = """
  86 <h3>task</h3>
  87 <input type="hidden" name="id" value="{{ task.id_ }}" />
  88 <table>
  89 <tr><th>title</th><td class="input"><input name="title" type="text" value="{{ task.title|e }}" /><details><summary>history</summary><ul>{% for k,v in task.title_history.items() | sort(attribute='0', reverse=True) %}<li>{{ k }}: {{ v|e }}{% endfor %}</ul></details></td></tr>
  90 <tr><th>default weight</th><td class="input"><input type="number" name="default_weight" value="{{ task.default_weight }}" step=0.1 size=8 required /><details><summary>history</summary><ul>{% for k,v in task.default_weight_history.items() | sort(attribute='0', reverse=True) %}<li>{{ k }}: {{ v|e }}{% endfor %}</ul></details></td></tr>
  91 <tr><th>tags</th>
  92 <td>
  93 {% for tag in db.t_tags | sort %}
  94 <input type="checkbox" name="tag_{{tag|e}}"{% if tag in task.tags %} checked{% endif %}/> {{ tag }}<br />
  95 {% endfor %}
  96 add: <input name="tags_joined" type="text" value="" ><br />
  97 <details><summary>history</summary><ul>{% for k,v in task.tags_history.items() | sort(attribute='0', reverse=True) %}<li>{{ k }}: {{ v|e }}{% endfor %}</ul></details>
  98 </td></tr>
  99 </table>
 100 <input type="submit" value="update" />
 101 """
 102 day_tmpl = """
 103 <p>
 104 <input name="hide_unchosen" type="checkbox" {% if db.hide_unchosen %}checked{% endif %} /> hide unchosen <input name="hide_done" type="checkbox" {% if db.hide_done %}checked{% endif %} /> hide done |
 105 <a href="{{db.prefix}}/day?selected_date={{prev_date}}">prev</a> <a href="{{db.prefix}}/day?selected_date={{next_date}}">next</a> |
 106 <input type="hidden" name="original_selected_date" value="{{ db.selected_date }}" />
 107 date: <input name="new_selected_date" value="{{ db.selected_date }}" size=10 /> |
 108 {{ db.selected_day.todos_sum|round(2) }} ({{ db.selected_day.todos_sum2|round(2)}}) |
 109 comment: <input name="day_comment" value="{{ db.selected_day.comment|e }}">
 110 </p>
 111
 112 <table class="alternating">
 113 <tr><th>task</th><th class="checkbox">choose?</th><th class="checkbox">done?</th><th>weight</th><th>edit?</th><th>day tags</th><th>comment</th></tr>
 114 {% for uuid, t in db.tasks.items() | sort(attribute='1.title') %}
 115 {% if t.visible and (uuid not in db.selected_day.todos.keys() or db.selected_day.todos[uuid].visible) %}
 116 <tr>
 117 <input name="t_uuid" value="{{ uuid }}" type="hidden" >
 118 <td><details><summary>] <a href="{{db.prefix}}/task?id={{ uuid }}" />{{ t.current_title|e }}</a></summary>tags: {% for tag in t.tags | sort %}<a href="{{db.prefix}}/day?t_and={{tag|e}}">{{ tag }}</a> {% endfor %}</details></td>
 119 {% if uuid in db.selected_day.todos.keys() %}
 120 <td class="checkbox"><input name="choose" type="checkbox" value="{{ uuid }}" checked></td>
 121 <td class="checkbox"><input name="done" type="checkbox" value="{{ uuid }}" {% if db.selected_day.todos[uuid].done %}checked{% endif %}></td>
 122 <td class="checkbox"><input name="day_weight" type="number" step=0.1 size=8 value="{% if db.selected_day.todos[uuid].day_weight is not none %}{{ db.selected_day.todos[uuid].day_weight }}{% endif %}" placeholder={{ t.current_default_weight }} ></td>
 123 <td><a href="{{db.prefix}}/todo?task={{uuid}}&date={{ db.selected_date }}">edit</a></td>
 124 <td>{% for tag in db.selected_day.todos[uuid].day_tags | sort %}<a href="{{db.prefix}}/tags?t_and={{tag|e}}">{{ tag }}</a> {% endfor %}</td>
 125 <td>{{ db.selected_day.todos[uuid].comment|e }}</td>
 126 {% else %}
 127 <td class="checkbox"><input name="choose" type="checkbox" value="{{ uuid }}"</td>
 128 <td class="checkbox"><input name="done" type="checkbox" value="{{ uuid }}"></td>
 129 <td class="checkbox"><input name="day_weight" type="number" step=0.1 size=8 placeholder={{ t.current_default_weight }} ></td>
 130 <td></td>
 131 <td></td>
 132 <td></td>
 133 {% endif %}
 134 </tr>
 135 {% endif %}
 136 {% endfor %}
 137 </table>
 138 <input type="submit" value="OK">
 139 """
 140 tag_filters_tmpl = """
 141 <p style="float: left; margin-right: 1em;">
 142 <input type="submit" value="OK">
 143 </p>
 144 <p>
 145 mandatory tags:
 146 {% for and_filter in db.t_filter_and %}
 147 <select name="t_and">
 148 <option></option>
 149 {% for tag in db.t_tags | sort %}
 150 <option value="{{tag|e}}" {% if and_filter == tag %}selected{% endif %}>{{tag|e}}</option>
 151 {% endfor %}
 152 </select>
 153 {% endfor %}
 154 <select name="t_and">
 155 <option></option>
 156 {% for tag in db.t_tags | sort %}
 157 <option value="{{tag|e}}">{{tag|e}}</option>
 158 {% endfor %}
 159 </select>
 160 <br />
 161 forbidden tags:
 162 {% for not_filter in db.t_filter_not %}
 163 <select name="t_not">
 164 <option></option>
 165 {% for tag in db.t_tags | sort %}
 166 <option value="{{tag|e}}" {% if not_filter == tag %}selected{% endif %}>{{tag|e}}</option>
 167 {% endfor %}
 168 </select>
 169 {% endfor %}
 170 <select name="t_not">
 171 <option></option>
 172 {% for tag in db.t_tags | sort %}
 173 <option value="{{tag|e}}">{{tag|e}}</option>
 174 {% endfor %}
 175 </select>
 176 </p>
 177 """
 178 tasks_tmpl = """
 179 <table class="alternating">
 180 <tr><th>default<br />weight</th><th>task</th><th>tags</th></tr>
 181 {% for uuid, t in db.tasks.items() | sort(attribute='1.title') %}
 182 {% if t.visible %}
 183 <tr>
 184 <td class="number">{{ t.default_weight }}</a></td>
 185 <td><a href="{{db.prefix}}/task?id={{ uuid }}" />{{ t.title|e }}</a></td>
 186 <td>{% for tag in t.tags | sort %}<a href="{{db.prefix}}/tags?t_and={{tag|e}}">{{ tag }}</a> {% endfor %}</td>
 187 {% endif %}
 188 {% endfor %}
 189 </table>
 190 """
 191
 192 class Task:
 193
 194     def __init__(self, db, title_history=None, tags_history=None, default_weight_history=None):
 195         self.db = db
 196         self.title_history = title_history if title_history else {}
 197         self.tags_history = tags_history if tags_history else {}
 198         self.default_weight_history = default_weight_history if default_weight_history else {}
 199         self.visible = True
 200
 201     def _set_with_history(self, history, value):
 202         keys = sorted(history.keys())
 203         if len(history) == 0 or value != history[keys[-1]]:
 204             history[str(datetime.now())[:19]] = value
 205
 206     def _last_of_history(self, history, default):
 207         keys = sorted(history.keys())
 208         return default if 0 == len(history) else history[keys[-1]]
 209
 210     @classmethod
 211     def from_dict(cls, db, d):
 212         return cls(
 213                 db,
 214                 d['title_history'],
 215                 {k: set(v) for k, v in d['tags_history'].items()},
 216                 d['default_weight_history'])
 217
 218     @property
 219     def default_weight(self):
 220         return self._last_of_history(self.default_weight_history, 1)
 221
 222     @default_weight.setter
 223     def default_weight(self, default_weight):
 224         self._set_with_history(self.default_weight_history, default_weight)
 225
 226     def default_weight_at(self, queried_date):
 227         ret = self.default_weight_history[sorted(self.default_weight_history.keys())[0]]
 228         for date_key, default_weight in self.default_weight_history.items():
 229             if date_key > f'{queried_date} 23:59:59':
 230                 break
 231             ret = default_weight
 232         return ret
 233
 234     @property
 235     def current_default_weight(self):
 236         return self.default_weight_at(self.db.selected_date)
 237
 238     @property
 239     def title(self):
 240         return self._last_of_history(self.title_history, '')
 241
 242     @title.setter
 243     def title(self, title):
 244         self._set_with_history(self.title_history, title)
 245
 246     def title_at(self, queried_date):
 247         ret = self.title_history[sorted(self.title_history.keys())[0]]
 248         for date_key, title in self.title_history.items():
 249             if date_key > f'{queried_date} 23:59:59':
 250                 break
 251             ret = title
 252         return ret
 253
 254     @property
 255     def current_title(self):
 256         return self.title_at(self.db.selected_date)
 257
 258     @property
 259     def tags(self):
 260         return self._last_of_history(self.tags_history, set())
 261
 262     @tags.setter
 263     def tags(self, tags):
 264         self._set_with_history(self.tags_history, set(tags))
 265
 266     # @property
 267     # def tags_joined(self):
 268     #     return ';'.join(sorted(list(self.tags)))
 269
 270     # @tags_joined.setter
 271     # def tags_joined(self, tags_string):
 272     #     tags = set()
 273     #     for tag in [tag.strip() for tag in tags_string.split(';') if tag.strip() != '']:
 274     #         tags.add(tag)
 275     #     self.tags = tags
 276
 277     def to_dict(self):
 278         return {
 279             'title_history': self.title_history,
 280             'tags_history': {k: list(v) for k,v in self.tags_history.items()},
 281             'default_weight_history': self.default_weight_history}
 282
 283     @property
 284     def id_(self):
 285         for k, v in self.db.tasks.items():
 286             if v == self:
 287                 return k
 288
 289
 290 class Day:
 291
 292     def __init__(self, db, todos=None, comment=''):
 293         self.db = db
 294         self.todos = todos if todos else {}
 295         self.comment = comment
 296         self.archived = True
 297
 298     @classmethod
 299     def from_dict(cls, db, d):
 300         todos = {}
 301         comment = d['comment'] if 'comment' in d.keys() else ''
 302         day = cls(db, todos, comment)
 303         for uuid, todo_dict in d['todos'].items():
 304             day.add_todo(uuid, todo_dict)
 305         return day
 306
 307     def to_dict(self):
 308         d = {'comment': self.comment, 'todos': {}}
 309         for task_uuid, todo in self.todos.items():
 310             d['todos'][task_uuid] = todo.to_dict()
 311         return d
 312
 313     def add_todo(self, id_, dict_source=None):
 314         self.todos[id_] = Todo.from_dict(self, dict_source) if dict_source else Todo(self)
 315         return self.todos[id_]
 316
 317     def _todos_sum(self, include_undone=False):
 318         s = 0
 319         for todo in [todo for todo in self.todos.values() if todo.done]:
 320             s += todo.weight
 321         if include_undone:
 322             for todo in [todo for todo in self.todos.values() if not todo.done]:
 323                 s += todo.day_weight if todo.day_weight else 0
 324         return s
 325
 326     @property
 327     def todos_sum(self):
 328         return self._todos_sum()
 329
 330     @property
 331     def todos_sum2(self):
 332         return self._todos_sum(True)
 333
 334     @property
 335     def date(self):
 336         for k, v in self.db.days.items():
 337             if v == self:
 338                 return k
 339
 340 class Todo:
 341
 342     def __init__(self, day, done=False, day_weight=None, comment='', day_tags=None):
 343         self.day = day
 344         self.done = done
 345         self.day_weight = day_weight
 346         self.comment = comment
 347         self.day_tags = day_tags if day_tags else set()
 348
 349     @classmethod
 350     def from_dict(cls, day, d):
 351         return cls(day, d['done'], d['day_weight'], d['comment'], set(d['day_tags']))
 352
 353     def to_dict(self):
 354         return {'done': self.done, 'day_weight': self.day_weight, 'comment': self.comment, 'day_tags': list(self.day_tags)}
 355
 356     @property
 357     def default_weight(self):
 358         return self.task.default_weight_at(self.day.date)
 359
 360     @property
 361     def weight(self):
 362         if self.day_weight:
 363             return self.day_weight
 364         else:
 365             return self.day_weight if self.day_weight else self.default_weight
 366
 367     @property
 368     def task(self):
 369         for k, v in self.day.todos.items():
 370             if v == self:
 371                 return self.day.db.tasks[k]
 372
 373     @property
 374     def title(self):
 375         return self.task.title_at(self.day.date)
 376
 377     # @property
 378     # def day_tags_joined(self):
 379     #     return ';'.join(sorted(list(self.day_tags)))
 380
 381     # @day_tags_joined.setter
 382     # def day_tags_joined(self, tags_string):
 383     #     tags = set()
 384     #     for tag in [tag.strip() for tag in tags_string.split(';') if tag.strip() != '']:
 385     #         tags.add(tag)
 386     #     self.day_tags = tags
 387
 388     @property
 389     def tags(self):
 390         return self.day_tags | self.task.tags
 391
 392
 393 class TodoDB(PlomDB):
 394
 395     def __init__(self, prefix, selected_date=None, t_filter_and = None, t_filter_not = None, hide_unchosen=False, hide_done=False):
 396         self.prefix = prefix
 397         self.selected_date = selected_date if selected_date else str(datetime.now())[:10]
 398         self.t_filter_and = t_filter_and if t_filter_and else []
 399         self.t_filter_not = t_filter_not if t_filter_not else []
 400         self.hide_unchosen = hide_unchosen
 401         self.hide_done = hide_done
 402         self.days = {}
 403         self.tasks = {}
 404         self.t_tags = set()
 405         super().__init__(db_path)
 406
 407     def read_db_file(self, f):
 408         d = json.load(f)
 409         for date, day_dict in d['days'].items():
 410             self.days[date] = self.add_day(dict_source=day_dict)
 411         for day in self.days.values():
 412             for todo in day.todos.values():
 413                 for tag in todo.day_tags:
 414                     self.t_tags.add(tag)
 415         for uuid, t_dict in d['tasks'].items():
 416             t = self.add_task(id_=uuid, dict_source=t_dict)
 417             for tag in t.tags:
 418                 self.t_tags.add(tag)
 419         self.set_visibilities()
 420
 421     def set_visibilities(self):
 422         for uuid, t in self.tasks.items():
 423             t.visible = len([tag for tag in self.t_filter_and if not tag in t.tags]) == 0\
 424                     and len([tag for tag in self.t_filter_not if tag in t.tags]) == 0\
 425                     and ((not self.hide_unchosen) or uuid in self.selected_day.todos.keys())
 426         for day in self.days.values():
 427             for todo in day.todos.values():
 428                 todo.visible = len([tag for tag in self.t_filter_and if not tag in todo.day_tags | todo.task.tags ]) == 0\
 429                     and len([tag for tag in self.t_filter_not if tag in todo.day_tags | todo.task.tags ]) == 0\
 430                     and ((not self.hide_done) or (not todo.done))
 431
 432     def to_dict(self):
 433         d = {
 434                 't_filter_and': self.t_filter_and,
 435                 't_filter_not': self.t_filter_not,
 436                 'tasks': {},
 437                 'days': {}
 438         }
 439         for uuid, t in self.tasks.items():
 440              d['tasks'][uuid] = t.to_dict()
 441         for date, day in self.days.items():
 442             d['days'][date] = day.to_dict()
 443         return d
 444
 445     @property
 446     def selected_day(self):
 447         if not self.selected_date in self.days.keys():
 448             self.days[self.selected_date] = self.add_day()
 449         return self.days[self.selected_date]
 450
 451     def change_selected_days_date(self, new_date):
 452         if new_date in self.days.keys():
 453             raise PlomException('cannot use same date twice')
 454         else:
 455             self.days[new_date] = self.selected_day
 456             del self.days[self.selected_date]
 457             self.selected_date = new_date
 458
 459     def write(self):
 460         dates_to_purge = []
 461         for date, day in self.days.items():
 462             if len(day.todos) == 0 and len(day.comment) == 0:
 463                 dates_to_purge += [date]
 464         for date in dates_to_purge:
 465             del self.days[date]
 466         self.write_text_to_db(json.dumps(self.to_dict()))
 467
 468     def add_task(self, id_=None, dict_source=None, return_id=False):
 469         t = Task.from_dict(self, dict_source) if dict_source else Task(self)
 470         id_ = id_ if id_ else str(uuid4())
 471         self.tasks[id_] = t
 472         if return_id:
 473             return id_, t
 474         else:
 475             return t
 476
 477     def add_day(self, dict_source=None):
 478         return Day.from_dict(self, dict_source) if dict_source else Day(self)
 479
 480     def show_day(self):
 481         current_date = datetime.strptime(self.selected_date, DATE_FORMAT)
 482         prev_date = current_date - timedelta(days=1)
 483         prev_date_str = prev_date.strftime(DATE_FORMAT)
 484         next_date = current_date + timedelta(days=1)
 485         next_date_str = next_date.strftime(DATE_FORMAT)
 486         return Template(form_header_tmpl + tag_filters_tmpl + day_tmpl + form_footer).render(db=self, action=self.prefix+'/day', prev_date=prev_date_str, next_date=next_date_str)
 487
 488     def show_calendar(self, start_date_str, end_date_str):
 489         self.t_filter_and = ['calendar']
 490         self.t_filter_not = ['deleted']
 491         self.set_visibilities()
 492         days_to_show = {}
 493         todays_date = str(datetime.now())[:10]
 494         target_start_str = start_date_str if start_date_str else sorted(self.days.keys())[0]
 495         target_start = todays_date if target_start_str == 'today' else target_start_str
 496         target_end_str = end_date_str if end_date_str else sorted(self.days.keys())[-1]
 497         target_end = todays_date if target_end_str == 'today' else target_end_str
 498         start_date = datetime.strptime(target_start, DATE_FORMAT)
 499         end_date = datetime.strptime(target_end, DATE_FORMAT)
 500         for n in range(int((end_date - start_date).days) + 1):
 501             current_date_obj = start_date + timedelta(n)
 502             current_date = current_date_obj.strftime(DATE_FORMAT)
 503             if current_date not in self.days.keys():
 504                 days_to_show[current_date] = self.add_day()
 505             else:
 506                 days_to_show[current_date] = self.days[current_date]
 507             days_to_show[current_date].weekday = datetime.strptime(current_date, DATE_FORMAT).strftime('%A')[:2]
 508         return Template(form_header_tmpl + calendar_tmpl + form_footer).render(db=self, days=days_to_show, action=self.prefix+'/calendar', today=str(datetime.now())[:10], start_date=start_date_str, end_date=end_date_str)
 509
 510     def show_todo(self, task_uuid, selected_date):
 511         todo = self.days[selected_date].todos[task_uuid]
 512         return Template(form_header_tmpl + todo_tmpl + form_footer).render(db=self, todo=todo, action=self.prefix+'/todo')
 513
 514     def update_todo_mini(self, task_uuid, date, day_weight, done):
 515         if task_uuid in self.days[date].todos.keys():
 516             todo = self.days[date].todos[task_uuid]
 517         else:
 518             todo = self.days[date].add_todo(task_uuid)
 519         todo.day_weight = float(day_weight) if len(day_weight) > 0 else None
 520         todo.done = done
 521         return todo
 522
 523     def update_todo(self, task_uuid, date, day_weight, done, comment, day_tags_joined, day_tags_checked):
 524         todo = self.update_todo_mini(task_uuid, date, day_weight, done)
 525         todo.comment = comment
 526         day_tags = set()
 527         for tag in [tag.strip() for tag in day_tags_joined.split(';') if tag.strip() != '']:
 528             day_tags.add(tag)
 529         for tag in day_tags_checked:
 530             day_tags.add(tag)
 531         todo.day_tags = day_tags
 532
 533     def show_task(self, id_):
 534         task = self.tasks[id_] if id_ else self.add_task()
 535         return Template(form_header_tmpl + task_tmpl + form_footer).render(db=self, task=task, action=self.prefix+'/task')
 536
 537     def update_task(self, id_, title, default_weight, tags_joined, tags_checked):
 538         task = self.tasks[id_] if id_ in self.tasks.keys() else self.add_task(id_)
 539         task.title = title
 540         task.default_weight = float(default_weight) if len(default_weight) > 0 else None
 541         tags = set()
 542         for tag in [tag.strip() for tag in tags_joined.split(';') if tag.strip() != '']:
 543             tags.add(tag)
 544         for tag in tags_checked:
 545             tags.add(tag)
 546         task.tags = tags
 547
 548     def show_tasks(self):
 549         return Template(form_header_tmpl + tag_filters_tmpl + tasks_tmpl + form_footer).render(db=self, action=self.prefix+'/tasks')
 550
 551
 552
 553 class TodoHandler(PlomHandler):
 554
 555     def config_init(self):
 556         return {
 557             'cookie_name': 'todo_cookie',
 558             'prefix': '',
 559             'cookie_path': '/'
 560         }
 561
 562     def app_init(self, handler):
 563         default_path = '/todo'
 564         handler.add_route('GET', default_path, self.show_db)
 565         handler.add_route('POST', default_path, self.write_db)
 566         return 'todo', {'cookie_name': 'todo_cookie', 'prefix': default_path, 'cookie_path': default_path}
 567
 568     def do_POST(self):
 569         self.try_do(self.config_init)
 570         self.try_do(self.write_db)
 571
 572     def write_db(self):
 573         from urllib.parse import urlencode
 574         app_config = self.apps['todo'] if hasattr(self, 'apps') else self.config()
 575         length = int(self.headers['content-length'])
 576         postvars = parse_qs(self.rfile.read(length).decode(), keep_blank_values=1)
 577         parsed_url = urlparse(self.path)
 578         db = TodoDB(prefix=app_config['prefix'])
 579
 580         if parsed_url.path == app_config['prefix'] + '/calendar':
 581             start = postvars['start'][0] if len(postvars['start'][0]) > 0 else '-'
 582             end = postvars['end'][0] if len(postvars['end'][0]) > 0 else '-'
 583             homepage = f'{app_config["prefix"]}/calendar?start={start}&end={end}'
 584
 585         elif parsed_url.path == app_config['prefix'] + '/todo':
 586             task_uuid = postvars['task_uuid'][0]
 587             date = postvars['date'][0]
 588             tags_checked = []
 589             prefix = 'day_tag_'
 590             for k in postvars.keys():
 591                 if k.startswith(prefix):
 592                     tags_checked += [k[len(prefix):]]
 593             db.update_todo(task_uuid, date, postvars['day_weight'][0], 'done' in postvars.keys(), postvars['comment'][0], postvars['day_tags_joined'][0], tags_checked)
 594             homepage = f'{app_config["prefix"]}/todo?task={task_uuid}&date={date}'
 595
 596         elif parsed_url.path == app_config['prefix'] + '/task':
 597             id_ = postvars['id'][0]
 598             tags_checked = []
 599             prefix = 'tag_'
 600             for k in postvars.keys():
 601                 if k.startswith(prefix):
 602                     tags_checked += [k[len(prefix):]]
 603             db.update_task(id_, postvars['title'][0], postvars['default_weight'][0], postvars['tags_joined'][0], tags_checked)
 604             homepage = f'{app_config["prefix"]}/task?id={id_}'
 605
 606         elif parsed_url.path in {app_config['prefix'] + '/tasks', app_config['prefix'] + '/day'}:
 607             data = []
 608             for target in postvars['t_and']:
 609                 if len(target) > 0 and not target in db.t_filter_and:
 610                     db.t_filter_and += [target]
 611             if len(db.t_filter_and) == 0:
 612                 data += [('t_and', '-')]
 613             for target in postvars['t_not']:
 614                 if len(target) > 0 and not target in db.t_filter_not:
 615                     db.t_filter_not += [target]
 616             if len(db.t_filter_not) == 0:
 617                 data += [('t_not', '-')]
 618             data += [('t_and', f) for f in db.t_filter_and] + [('t_not', f) for f in db.t_filter_not]
 619             if parsed_url.path == app_config['prefix'] + '/tasks':
 620                 encoded_params = urlencode(data)
 621                 homepage = f'{app_config["prefix"]}/tasks?{encoded_params}'
 622
 623             elif parsed_url.path == app_config['prefix'] + '/day':
 624                 db.hide_unchosen = 'hide_unchosen' in postvars.keys()
 625                 db.hide_done = 'hide_done' in postvars.keys()
 626                 data += [('hide_unchosen', int(db.hide_unchosen))] + [('hide_done', int(db.hide_done))]
 627
 628                 db.selected_date = postvars['original_selected_date'][0]
 629                 new_selected_date = postvars['new_selected_date'][0]
 630                 try:
 631                     datetime.strptime(new_selected_date, DATE_FORMAT)
 632                 except ValueError:
 633                     raise PlomException(f'{app_config["prefix"]} bad date string: {new_selected_date}')
 634                 if new_selected_date != db.selected_date:
 635                     db.change_selected_days_date(new_selected_date)
 636                 if 't_uuid' in postvars.keys():
 637                     for i, uuid in enumerate(postvars['t_uuid']):
 638                         t = db.tasks[uuid]
 639                         if uuid in db.selected_day.todos.keys() and ((not 'choose' in postvars) or uuid not in postvars['choose']):
 640                             del db.selected_day.todos[uuid]
 641                     if 'choose' in postvars.keys():
 642                         for i, uuid in enumerate(postvars['t_uuid']):
 643                             if uuid in postvars['choose']:
 644                                 done = 'done' in postvars and uuid in postvars['done']
 645                                 db.update_todo_mini(uuid, db.selected_date, postvars['day_weight'][i], done)
 646                 if 'day_comment' in postvars.keys():
 647                     db.selected_day.comment = postvars['day_comment'][0]
 648                 data += [('selected_date', db.selected_date)]
 649                 encoded_params = urlencode(data)
 650                 homepage = f'{app_config["prefix"]}/day?{encoded_params}'
 651
 652         db.write()
 653         self.redirect(homepage)
 654
 655     def do_GET(self):
 656         self.try_do(self.config_init)
 657         self.try_do(self.show_db)
 658
 659     def show_db(self):
 660         app_config = self.apps['todo'] if hasattr(self, 'apps') else self.config()
 661         cookie_db = self.get_cookie_db(app_config['cookie_name'])
 662         parsed_url = urlparse(self.path)
 663         params = parse_qs(parsed_url.query)
 664         selected_date = None
 665         t_filter_and = None
 666         t_filter_not = None
 667         hide_unchosen = False
 668         hide_done = False
 669         if parsed_url.path in {app_config['prefix'] + '/day', app_config['prefix'] + '/tasks'}:
 670             selected_date = params.get('selected_date', [None])[0]
 671             if selected_date is None and 'selected_date' in cookie_db.keys():
 672                 selected_date = cookie_db['selected_date']
 673             cookie_db['selected_date'] = selected_date
 674             t_filter_and = params.get('t_and', None)
 675             if t_filter_and is None and 't_and' in cookie_db.keys():
 676                 t_filter_and = cookie_db['t_and']
 677             elif t_filter_and == ['-']:
 678                 t_filter_and = None
 679             cookie_db['t_and'] = t_filter_and
 680             t_filter_not = params.get('t_not', None)
 681             if t_filter_not is None:
 682                 if 't_not' in cookie_db.keys():
 683                     t_filter_not = cookie_db['t_not']
 684                 else:
 685                     t_filter_not = ['deleted']
 686             elif t_filter_not == ['-']:
 687                 t_filter_not = None
 688             cookie_db['t_not'] = t_filter_not
 689         if parsed_url.path == app_config['prefix'] + '/day':
 690             hide_unchosen_params = params.get('hide_unchosen', [])
 691             if 0 == len(hide_unchosen_params):
 692                 if 'hide_unchosen' in cookie_db.keys():
 693                     hide_unchosen = cookie_db['hide_unchosen']
 694             else:
 695                 hide_unchosen = hide_unchosen_params[0] != '0'
 696             cookie_db['hide_unchosen'] = hide_unchosen
 697             hide_done_params = params.get('hide_done', [])
 698             if 0 == len(hide_done_params):
 699                 if 'hide_done' in cookie_db.keys():
 700                     hide_done = cookie_db['hide_done']
 701             else:
 702                 hide_done = hide_done_params[0] != '0'
 703             cookie_db['hide_done'] = hide_done
 704         db = TodoDB(app_config['prefix'], selected_date, t_filter_and, t_filter_not, hide_unchosen, hide_done)
 705         if parsed_url.path == app_config['prefix'] + '/day':
 706             page = db.show_day()
 707         elif parsed_url.path == app_config['prefix'] + '/todo':
 708             todo_date = params.get('date', [None])[0]
 709             task_uuid = params.get('task', [None])[0]
 710             page = db.show_todo(task_uuid, todo_date)
 711         elif parsed_url.path == app_config['prefix'] + '/task':
 712             id_ = params.get('id', [None])[0]
 713             page = db.show_task(id_)
 714         elif parsed_url.path == app_config['prefix'] + '/tasks':
 715             page = db.show_tasks()
 716         elif parsed_url.path == app_config['prefix'] + '/add_task':
 717             page = db.show_task(None)
 718         elif parsed_url.path == app_config['prefix'] + '/unset_cookie':
 719             page = 'no cookie to unset.'
 720             if len(cookie_db) > 0:
 721                 self.unset_cookie(app_config['cookie_name'], app_config['cookie_path'])
 722                 page = 'cookie unset!'
 723         else:
 724             start_date = params.get('start', [None])[0]
 725             if start_date is None:
 726                 if 'calendar_start' in cookie_db.keys():
 727                     start_date = cookie_db['calendar_start']
 728                 else:
 729                     start_date = 'today'
 730             elif start_date == '-':
 731                 start_date = None
 732             cookie_db['calendar_start'] = start_date
 733             end_date = params.get('end', [None])[0]
 734             if end_date is None and 'calendar_end' in cookie_db.keys():
 735                 end_date = cookie_db['calendar_end']
 736             elif end_date == '-':
 737                 end_date = None
 738             cookie_db['calendar_end'] = end_date
 739             page = db.show_calendar(start_date, end_date)
 740         header = Template(html_head).render(db=db, prefix=app_config['prefix'], date=selected_date)
 741         if parsed_url.path != app_config['prefix'] + '/unset_cookie':
 742             self.set_cookie(app_config['cookie_name'], app_config['cookie_path'], cookie_db)
 743         self.send_HTML(header + page)
 744
 745
 746 if __name__ == "__main__":
 747     run_server(server_port, TodoHandler)