Documentation/replace_macros.py - gerrit - Git at Google

 #!/usr/bin/env python3
 # coding=utf-8
 # Copyright (C) 2013 The Android Open Source Project
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
 #
 # http://www.apache.org/licenses/LICENSE-2.0
 #
 # Unless required by applicable law or agreed to in writing, software
 # distributed under the License is distributed on an "AS IS" BASIS,
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.

 import argparse
 import re
 import sys

 PAT_GERRIT = re.compile(r'^GERRIT')
 PAT_INCLUDE = re.compile(r'^(include::.*)(\[\])$')
 PAT_GET = re.compile(r'^get::([^ \t\n]*)')
 PAT_TITLE = re.compile(r'^\.(.*)')
 PAT_STARS = re.compile(r'^\*\*\*\*')
 PAT_SEARCHBOX = re.compile(r'^SEARCHBOX')

 GERRIT_UPLINK = """

 ++++
 <hr style=\"
   height: 2px;
   color: silver;
   margin-top: 1.2em;
   margin-bottom: 0.5em;
 \">
 ++++

 """

 GET_TITLE = '<div class="title">%s</div>'

 GET_MACRO = """

 ++++
 <div class="listingblock">
 %s
 <div class="content">
 <a id=\"{0}\" onmousedown="javascript:
   var i = document.URL.lastIndexOf(\'/Documentation/\');
   var url = document.URL.substring(0, i) + \'{0}\';
   document.getElementById(\'{0}\').href = url;">
     GET {0} HTTP/1.0
 </a>
 </div>
 </div>
 ++++

 """

 SEARCH_BOX = """

 ++++
 <div style="
   position:fixed;
   top:0px;
   right:0px;
   text-align:
   right;
   padding-top:2px;
   padding-right:0.5em;
   padding-bottom:2px;">
 <input size="40"
   style="line-height: 0.75em;font-size: 0.75em;"
   id="docSearch"
   type="text">
 <button style="
   background:none!important;
   border:none;
   padding:0!important;
   vertical-align:bottom;
   font-family:'Open Sans','DejaVu Sans',sans-serif;
   font-size:0.8em;
   color:#1d4b8f;
   text-decoration:none;"
   type="button"
   id="searchBox">
   Search
 </button>
   %s
 </div>
 ++++
 """

 BUILTIN_SEARCH = """
 <script type="text/javascript">
 var f = function() {
   window.location = '../#/Documentation/q/' +
     encodeURIComponent(document.getElementById("docSearch").value);
 }
 document.getElementById("searchBox").onclick = f;
 document.getElementById("docSearch").onkeypress = function(e) {
   if (13 == (e.keyCode ? e.keyCode : e.which)) {
     f();
   }
 }
 </script>
 """

 GOOGLE_SITE_SEARCH = """
 <script type="text/javascript">
 var f = function() {
   window.location = 'https://www.google.com/search?q=' +
      encodeURIComponent(document.getElementById("docSearch").value +
      ' site:@SITE@');
 }
 document.getElementById("searchBox").onclick = f;
 document.getElementById("docSearch").onkeypress = function(e) {
   if (13 == (e.keyCode ? e.keyCode : e.which)) {
     f();
   }
 }
 </script>
 """


 LINK_SCRIPT = """

 ++++
 <script type="text/javascript">
     decorate(document.getElementsByTagName('h1'));
     decorate(document.getElementsByTagName('h2'));
     decorate(document.getElementsByTagName('h3'));
     decorate(document.getElementsByTagName('h4'));

     var divs = document.getElementsByTagName('div');
     var arr = new Array();
     var excluded = getExcludedIds();
     for(var i = 0; i < divs.length; i++) {
       var d = divs[i];
       var id = d.getAttribute('id');
       if (id != null && !(id in excluded)) {
         arr[arr.length] = d;
       }
     }
     decorate(arr);

     var anchors = document.getElementsByTagName('a');
     arr = new Array();
     for(var i = 0; i < anchors.length; i++) {
       var a = anchors[i];
       // if the anchor has no id there is no target to
       // which we can link
       if (a.getAttribute('id') != null) {
         // if the anchor is empty there is no content which
         // can receive the mouseover event, an empty anchor
         // applies to the element that follows, move the
         // element that follows into the anchor so that there
         // is content which can receive the mouseover event
         if (a.firstChild == null) {
           var next = a.nextSibling;
           if (next != null) {
             next.parentNode.removeChild(next);
             a.appendChild(next);
           }
         }
         arr[arr.length] = a;
       }
     }
     decorate(arr);

     function decorate(e) {
       for(var i = 0; i < e.length; i++) {
         e[i].onmouseover = function (evt) {
           var element = this;
           // do nothing if the link icon is currently showing
           var a = element.firstChild;
           if (a != null && a instanceof Element
               && a.getAttribute('id') == 'LINK') {
             return;
           }

           // if there is no id there is no target to link to
           var id = element.getAttribute('id');
           if (id == null) {
             return;
           }

           // create and show a link icon that links to this element
           a = document.createElement('a');
           a.setAttribute('id', 'LINK');
           a.setAttribute('href', '#' + id);
           a.setAttribute('style', 'position: absolute;'
               + ' left: ' + (element.offsetLeft - 16 - 2 * 4) + 'px;'
               + ' padding-left: 4px; padding-right: 4px;');
           var span = document.createElement('span');
           span.setAttribute('style', 'height: ' + element.offsetHeight + 'px;'
               + ' display: inline-block; vertical-align: baseline;'
               + ' font-size: 16px; text-decoration: none; color: grey;');
           a.appendChild(span);
           var link = document.createTextNode('🔗');
           span.appendChild(link);
           element.insertBefore(a, element.firstChild);

           // remove the link icon when the mouse is moved away,
           // but keep it shown if the mouse is over the element, the link or
           // the icon
           hide = function(evt) {
             if (document.elementFromPoint(evt.clientX, evt.clientY) != element
                 && document.elementFromPoint(evt.clientX, evt.clientY) != a
                 && document.elementFromPoint(evt.clientX, evt.clientY) != span
                 && document.elementFromPoint(evt.clientX, evt.clientY) != link
                 && element.contains(a)) {
               element.removeChild(a);
             }
           }
           element.onmouseout = hide;
           a.onmouseout = hide;
           span.onmouseout = hide;
           link.onmouseout = hide;
         }
       }
     }

     function getExcludedIds() {
       var excluded = {};
       excluded['header'] = true;
       excluded['toc'] = true;
       excluded['toctitle'] = true;
       excluded['content'] = true;
       excluded['preamble'] = true;
       excluded['footer'] = true;
       excluded['footer-text'] = true;
       return excluded;
     }
 </script>

 ++++

 """

 parser = argparse.ArgumentParser()
 parser.add_argument('-o', '--out', help='output file')
 parser.add_argument('-s', '--src', help='source file')
 parser.add_argument('-x', '--suffix', help='suffix for included filenames')
 parser.add_argument('-b', '--searchbox', action="store_true", default=True,
                 help="generate the search boxes")
 parser.add_argument('--no-searchbox', action="store_false", dest='searchbox',
                 help="don't generate the search boxes")
 parser.add_argument('--site-search', action="store", metavar="SITE",
                 help=("generate the search box using google. SITE should " +
                       "point to the domain/path of the site, eg. " +
                       "gerrit-review.googlesource.com/Documentation"))
 args = parser.parse_args()

 if args.site_search:
   SEARCH_BOX = (SEARCH_BOX %
                 GOOGLE_SITE_SEARCH.replace("@SITE@", args.site_search))
 else:
   SEARCH_BOX = SEARCH_BOX % BUILTIN_SEARCH


 try:
     try:
         out_file = open(args.out, 'w', errors='ignore')
         src_file = open(args.src, 'r', errors='ignore')
     except TypeError:
         out_file = open(args.out, 'w')
         src_file = open(args.src, 'r')
     last_line = ''
     ignore_next_line = False
     last_title = ''
     for line in src_file:
         if PAT_GERRIT.match(last_line):
             # Case of "GERRIT\n------" at the footer
             out_file.write(GERRIT_UPLINK)
             last_line = ''
         elif PAT_SEARCHBOX.match(last_line):
             # Case of 'SEARCHBOX\n---------'
             if args.searchbox:
                 out_file.write(SEARCH_BOX)
             last_line = ''
         elif PAT_INCLUDE.match(line):
             # Case of 'include::<filename>'
             match = PAT_INCLUDE.match(line)
             out_file.write(last_line)
             last_line = match.group(1) + args.suffix + match.group(2) + '\n'
         elif PAT_STARS.match(line):
             if PAT_TITLE.match(last_line):
                 # Case of the title in '.<title>\n****\nget::<url>\n****'
                 match = PAT_TITLE.match(last_line)
                 last_title = GET_TITLE % match.group(1)
             else:
                 out_file.write(last_line)
                 last_title = ''
         elif PAT_GET.match(line):
             # Case of '****\nget::<url>\n****' in rest api
             url = PAT_GET.match(line).group(1)
             out_file.write(GET_MACRO.format(url) % last_title)
             ignore_next_line = True
         elif ignore_next_line:
             # Handle the trailing '****' of the 'get::' case
             last_line = ''
             ignore_next_line = False
         else:
             out_file.write(last_line)
             last_line = line
     out_file.write(last_line)
     out_file.write(LINK_SCRIPT)
     out_file.close()
 except IOError as err:
     sys.stderr.write(
         "error while expanding %s to %s: %s" % (args.src, args.out, err))
     exit(1)
	#!/usr/bin/env python3
	# coding=utf-8
	# Copyright (C) 2013 The Android Open Source Project
	#
	# Licensed under the Apache License, Version 2.0 (the "License");
	# you may not use this file except in compliance with the License.
	# You may obtain a copy of the License at
	#
	# http://www.apache.org/licenses/LICENSE-2.0
	#
	# Unless required by applicable law or agreed to in writing, software
	# distributed under the License is distributed on an "AS IS" BASIS,
	# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	# See the License for the specific language governing permissions and
	# limitations under the License.

	import argparse
	import re
	import sys

	PAT_GERRIT = re.compile(r'^GERRIT')
	PAT_INCLUDE = re.compile(r'^(include::.*)(\[\])$')
	PAT_GET = re.compile(r'^get::([^ \t\n]*)')
	PAT_TITLE = re.compile(r'^\.(.*)')
	PAT_STARS = re.compile(r'^\\\\')
	PAT_SEARCHBOX = re.compile(r'^SEARCHBOX')

	GERRIT_UPLINK = """

	++++
	<hr style=\"
	height: 2px;
	color: silver;
	margin-top: 1.2em;
	margin-bottom: 0.5em;
	\">
	++++

	"""

	GET_TITLE = '<div class="title">%s</div>'

	GET_MACRO = """

	++++
	<div class="listingblock">
	%s
	<div class="content">
	<a id=\"{0}\" onmousedown="javascript:
	var i = document.URL.lastIndexOf(\'/Documentation/\');
	var url = document.URL.substring(0, i) + \'{0}\';
	document.getElementById(\'{0}\').href = url;">
	GET {0} HTTP/1.0
	</a>
	</div>
	</div>
	++++

	"""

	SEARCH_BOX = """

	++++
	<div style="
	position:fixed;
	top:0px;
	right:0px;
	text-align:
	right;
	padding-top:2px;
	padding-right:0.5em;
	padding-bottom:2px;">
	<input size="40"
	style="line-height: 0.75em;font-size: 0.75em;"
	id="docSearch"
	type="text">
	<button style="
	background:none!important;
	border:none;
	padding:0!important;
	vertical-align:bottom;
	font-family:'Open Sans','DejaVu Sans',sans-serif;
	font-size:0.8em;
	color:#1d4b8f;
	text-decoration:none;"
	type="button"
	id="searchBox">
	Search
	</button>
	%s
	</div>
	++++
	"""

	BUILTIN_SEARCH = """
	<script type="text/javascript">
	var f = function() {
	window.location = '../#/Documentation/q/' +
	encodeURIComponent(document.getElementById("docSearch").value);
	}
	document.getElementById("searchBox").onclick = f;
	document.getElementById("docSearch").onkeypress = function(e) {
	if (13 == (e.keyCode ? e.keyCode : e.which)) {
	f();
	}
	}
	</script>
	"""

	GOOGLE_SITE_SEARCH = """
	<script type="text/javascript">
	var f = function() {
	window.location = 'https://www.google.com/search?q=' +
	encodeURIComponent(document.getElementById("docSearch").value +
	' site:@SITE@');
	}
	document.getElementById("searchBox").onclick = f;
	document.getElementById("docSearch").onkeypress = function(e) {
	if (13 == (e.keyCode ? e.keyCode : e.which)) {
	f();
	}
	}
	</script>
	"""


	LINK_SCRIPT = """

	++++
	<script type="text/javascript">
	decorate(document.getElementsByTagName('h1'));
	decorate(document.getElementsByTagName('h2'));
	decorate(document.getElementsByTagName('h3'));
	decorate(document.getElementsByTagName('h4'));

	var divs = document.getElementsByTagName('div');
	var arr = new Array();
	var excluded = getExcludedIds();
	for(var i = 0; i < divs.length; i++) {
	var d = divs[i];
	var id = d.getAttribute('id');
	if (id != null && !(id in excluded)) {
	arr[arr.length] = d;
	}
	}
	decorate(arr);

	var anchors = document.getElementsByTagName('a');
	arr = new Array();
	for(var i = 0; i < anchors.length; i++) {
	var a = anchors[i];
	// if the anchor has no id there is no target to
	// which we can link
	if (a.getAttribute('id') != null) {
	// if the anchor is empty there is no content which
	// can receive the mouseover event, an empty anchor
	// applies to the element that follows, move the
	// element that follows into the anchor so that there
	// is content which can receive the mouseover event
	if (a.firstChild == null) {
	var next = a.nextSibling;
	if (next != null) {
	next.parentNode.removeChild(next);
	a.appendChild(next);
	}
	}
	arr[arr.length] = a;
	}
	}
	decorate(arr);

	function decorate(e) {
	for(var i = 0; i < e.length; i++) {
	e[i].onmouseover = function (evt) {
	var element = this;
	// do nothing if the link icon is currently showing
	var a = element.firstChild;
	if (a != null && a instanceof Element
	&& a.getAttribute('id') == 'LINK') {
	return;
	}

	// if there is no id there is no target to link to
	var id = element.getAttribute('id');
	if (id == null) {
	return;
	}

	// create and show a link icon that links to this element
	a = document.createElement('a');
	a.setAttribute('id', 'LINK');
	a.setAttribute('href', '#' + id);
	a.setAttribute('style', 'position: absolute;'
	+ ' left: ' + (element.offsetLeft - 16 - 2 * 4) + 'px;'
	+ ' padding-left: 4px; padding-right: 4px;');
	var span = document.createElement('span');
	span.setAttribute('style', 'height: ' + element.offsetHeight + 'px;'
	+ ' display: inline-block; vertical-align: baseline;'
	+ ' font-size: 16px; text-decoration: none; color: grey;');
	a.appendChild(span);
	var link = document.createTextNode('🔗');
	span.appendChild(link);
	element.insertBefore(a, element.firstChild);

	// remove the link icon when the mouse is moved away,
	// but keep it shown if the mouse is over the element, the link or
	// the icon
	hide = function(evt) {
	if (document.elementFromPoint(evt.clientX, evt.clientY) != element
	&& document.elementFromPoint(evt.clientX, evt.clientY) != a
	&& document.elementFromPoint(evt.clientX, evt.clientY) != span
	&& document.elementFromPoint(evt.clientX, evt.clientY) != link
	&& element.contains(a)) {
	element.removeChild(a);
	}
	}
	element.onmouseout = hide;
	a.onmouseout = hide;
	span.onmouseout = hide;
	link.onmouseout = hide;
	}
	}
	}

	function getExcludedIds() {
	var excluded = {};
	excluded['header'] = true;
	excluded['toc'] = true;
	excluded['toctitle'] = true;
	excluded['content'] = true;
	excluded['preamble'] = true;
	excluded['footer'] = true;
	excluded['footer-text'] = true;
	return excluded;
	}
	</script>

	++++

	"""

	parser = argparse.ArgumentParser()
	parser.add_argument('-o', '--out', help='output file')
	parser.add_argument('-s', '--src', help='source file')
	parser.add_argument('-x', '--suffix', help='suffix for included filenames')
	parser.add_argument('-b', '--searchbox', action="store_true", default=True,
	help="generate the search boxes")
	parser.add_argument('--no-searchbox', action="store_false", dest='searchbox',
	help="don't generate the search boxes")
	parser.add_argument('--site-search', action="store", metavar="SITE",
	help=("generate the search box using google. SITE should " +
	"point to the domain/path of the site, eg. " +
	"gerrit-review.googlesource.com/Documentation"))
	args = parser.parse_args()

	if args.site_search:
	SEARCH_BOX = (SEARCH_BOX %
	GOOGLE_SITE_SEARCH.replace("@SITE@", args.site_search))
	else:
	SEARCH_BOX = SEARCH_BOX % BUILTIN_SEARCH


	try:
	try:
	out_file = open(args.out, 'w', errors='ignore')
	src_file = open(args.src, 'r', errors='ignore')
	except TypeError:
	out_file = open(args.out, 'w')
	src_file = open(args.src, 'r')
	last_line = ''
	ignore_next_line = False
	last_title = ''
	for line in src_file:
	if PAT_GERRIT.match(last_line):
	# Case of "GERRIT\n------" at the footer
	out_file.write(GERRIT_UPLINK)
	last_line = ''
	elif PAT_SEARCHBOX.match(last_line):
	# Case of 'SEARCHBOX\n---------'
	if args.searchbox:
	out_file.write(SEARCH_BOX)
	last_line = ''
	elif PAT_INCLUDE.match(line):
	# Case of 'include::<filename>'
	match = PAT_INCLUDE.match(line)
	out_file.write(last_line)
	last_line = match.group(1) + args.suffix + match.group(2) + '\n'
	elif PAT_STARS.match(line):
	if PAT_TITLE.match(last_line):
	# Case of the title in '.<title>\n**\nget::<url>\n**'
	match = PAT_TITLE.match(last_line)
	last_title = GET_TITLE % match.group(1)
	else:
	out_file.write(last_line)
	last_title = ''
	elif PAT_GET.match(line):
	# Case of '**\nget::<url>\n**' in rest api
	url = PAT_GET.match(line).group(1)
	out_file.write(GET_MACRO.format(url) % last_title)
	ignore_next_line = True
	elif ignore_next_line:
	# Handle the trailing '****' of the 'get::' case
	last_line = ''
	ignore_next_line = False
	else:
	out_file.write(last_line)
	last_line = line
	out_file.write(last_line)
	out_file.write(LINK_SCRIPT)
	out_file.close()
	except IOError as err:
	sys.stderr.write(
	"error while expanding %s to %s: %s" % (args.src, args.out, err))
	exit(1)