mirror of
https://github.com/LonamiWebs/Telethon.git
synced 2024-09-20 18:58:47 +03:00
296 lines
9.5 KiB
Python
296 lines
9.5 KiB
Python
import os
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import re
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class DocsWriter:
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"""
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Utility class used to write the HTML files used on the documentation.
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"""
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def __init__(self, filename, type_to_path):
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"""
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Initializes the writer to the specified output file,
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creating the parent directories when used if required.
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"""
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self.filename = filename
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self._parent = str(self.filename.parent)
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self.handle = None
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self.title = ''
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# Should be set before calling adding items to the menu
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self.menu_separator_tag = None
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# Utility functions
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self.type_to_path = lambda t: self._rel(type_to_path(t))
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# Control signals
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self.menu_began = False
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self.table_columns = 0
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self.table_columns_left = None
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self.write_copy_script = False
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self._script = ''
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def _rel(self, path):
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"""
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Get the relative path for the given path from the current
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file by working around https://bugs.python.org/issue20012.
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"""
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return os.path.relpath(
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str(path), self._parent).replace(os.path.sep, '/')
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# High level writing
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def write_head(self, title, css_path, default_css):
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"""Writes the head part for the generated document,
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with the given title and CSS
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"""
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self.title = title
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self.write(
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'''<!DOCTYPE html>
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
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<title>{title}</title>
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<link id="style" href="{rel_css}/docs.dark.css" rel="stylesheet">
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<script>
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document.getElementById("style").href = "{rel_css}/docs."
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+ (localStorage.getItem("theme") || "{def_css}")
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+ ".css";
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</script>
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<link href="https://fonts.googleapis.com/css?family=Nunito|Source+Code+Pro"
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rel="stylesheet">
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</head>
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<body>
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<div id="main_div">''',
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title=title,
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rel_css=self._rel(css_path),
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def_css=default_css
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)
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def set_menu_separator(self, img):
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"""Sets the menu separator.
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Must be called before adding entries to the menu
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"""
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if img:
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self.menu_separator_tag = '<img src="{}" alt="/" />'.format(
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self._rel(img))
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else:
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self.menu_separator_tag = None
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def add_menu(self, name, link=None):
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"""Adds a menu entry, will create it if it doesn't exist yet"""
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if self.menu_began:
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if self.menu_separator_tag:
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self.write(self.menu_separator_tag)
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else:
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# First time, create the menu tag
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self.write('<ul class="horizontal">')
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self.menu_began = True
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self.write('<li>')
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if link:
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self.write('<a href="{}">', self._rel(link))
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# Write the real menu entry text
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self.write(name)
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if link:
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self.write('</a>')
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self.write('</li>')
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def end_menu(self):
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"""Ends an opened menu"""
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if not self.menu_began:
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raise RuntimeError('No menu had been started in the first place.')
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self.write('</ul>')
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def write_title(self, title, level=1, id=None):
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"""Writes a title header in the document body,
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with an optional depth level
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"""
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if id:
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self.write('<h{lv} id="{id}">{title}</h{lv}>',
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title=title, lv=level, id=id)
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else:
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self.write('<h{lv}>{title}</h{lv}>',
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title=title, lv=level)
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def write_code(self, tlobject):
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"""Writes the code for the given 'tlobject' properly
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formatted with hyperlinks
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"""
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self.write('<pre>---{}---\n',
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'functions' if tlobject.is_function else 'types')
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# Write the function or type and its ID
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if tlobject.namespace:
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self.write(tlobject.namespace)
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self.write('.')
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self.write('{}#{:08x}', tlobject.name, tlobject.id)
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# Write all the arguments (or do nothing if there's none)
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for arg in tlobject.args:
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self.write(' ')
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add_link = not arg.generic_definition and not arg.is_generic
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# "Opening" modifiers
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if arg.generic_definition:
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self.write('{')
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# Argument name
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self.write(arg.name)
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self.write(':')
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# "Opening" modifiers
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if arg.flag:
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self.write('{}.{}?', arg.flag, arg.flag_index)
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if arg.is_generic:
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self.write('!')
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if arg.is_vector:
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self.write('<a href="{}">Vector</a><',
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self.type_to_path('vector'))
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# Argument type
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if arg.type:
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if add_link:
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self.write('<a href="{}">', self.type_to_path(arg.type))
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self.write(arg.type)
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if add_link:
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self.write('</a>')
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else:
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self.write('#')
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# "Closing" modifiers
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if arg.is_vector:
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self.write('>')
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if arg.generic_definition:
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self.write('}')
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# Now write the resulting type (result from a function/type)
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self.write(' = ')
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generic_name = next((arg.name for arg in tlobject.args
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if arg.generic_definition), None)
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if tlobject.result == generic_name:
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# Generic results cannot have any link
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self.write(tlobject.result)
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else:
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if re.search('^vector<', tlobject.result, re.IGNORECASE):
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# Notice that we don't simply make up the "Vector" part,
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# because some requests (as of now, only FutureSalts),
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# use a lower type name for it (see #81)
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vector, inner = tlobject.result.split('<')
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inner = inner.strip('>')
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self.write('<a href="{}">{}</a><',
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self.type_to_path(vector), vector)
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self.write('<a href="{}">{}</a>>',
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self.type_to_path(inner), inner)
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else:
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self.write('<a href="{}">{}</a>',
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self.type_to_path(tlobject.result), tlobject.result)
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self.write('</pre>')
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def begin_table(self, column_count):
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"""Begins a table with the given 'column_count', required to automatically
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create the right amount of columns when adding items to the rows"""
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self.table_columns = column_count
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self.table_columns_left = 0
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self.write('<table>')
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def add_row(self, text, link=None, bold=False, align=None):
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"""This will create a new row, or add text to the next column
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of the previously created, incomplete row, closing it if complete"""
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if not self.table_columns_left:
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# Starting a new row
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self.write('<tr>')
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self.table_columns_left = self.table_columns
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self.write('<td')
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if align:
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self.write(' style="text-align:{}"', align)
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self.write('>')
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if bold:
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self.write('<b>')
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if link:
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self.write('<a href="{}">', self._rel(link))
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# Finally write the real table data, the given text
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self.write(text)
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if link:
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self.write('</a>')
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if bold:
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self.write('</b>')
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self.write('</td>')
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self.table_columns_left -= 1
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if not self.table_columns_left:
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self.write('</tr>')
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def end_table(self):
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# If there was any column left, finish it before closing the table
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if self.table_columns_left:
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self.write('</tr>')
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self.write('</table>')
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def write_text(self, text):
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"""Writes a paragraph of text"""
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self.write('<p>{}</p>', text)
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def write_copy_button(self, text, text_to_copy):
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"""Writes a button with 'text' which can be used
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to copy 'text_to_copy' to clipboard when it's clicked."""
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self.write_copy_script = True
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self.write('<button onclick="cp(\'{}\');">{}</button>'
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.format(text_to_copy, text))
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def add_script(self, src='', path=None):
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if path:
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self._script += '<script src="{}"></script>'.format(
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self._rel(path))
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elif src:
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self._script += '<script>{}</script>'.format(src)
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def end_body(self):
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"""Ends the whole document. This should be called the last"""
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if self.write_copy_script:
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self.write(
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'<textarea id="c" class="invisible"></textarea>'
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'<script>'
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'function cp(t){'
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'var c=document.getElementById("c");'
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'c.value=t;'
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'c.select();'
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'try{document.execCommand("copy")}'
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'catch(e){}}'
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'</script>'
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)
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self.write('</div>{}</body></html>', self._script)
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# "Low" level writing
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def write(self, s, *args, **kwargs):
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"""Wrapper around handle.write"""
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if args or kwargs:
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self.handle.write(s.format(*args, **kwargs))
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else:
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self.handle.write(s)
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# With block
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def __enter__(self):
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# Sanity check
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self.filename.parent.mkdir(parents=True, exist_ok=True)
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self.handle = self.filename.open('w', encoding='utf-8')
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return self
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def __exit__(self, exc_type, exc_val, exc_tb):
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self.handle.close()
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