Mercurial > kallithea
view rhodecode/lib/vcs/utils/annotate.py @ 3774:60335b702a00 beta
invalidation: don't create CacheInvalidation records on startup
Creating the records early gave an advantage before lightweight was introduced.
With lightweight it is no longer necessary.
The records will be created on demand anyway and there is no reason to create and
maintain them before they are used.
author | Mads Kiilerich <madski@unity3d.com> |
---|---|
date | Wed, 03 Apr 2013 15:56:12 +0200 |
parents | 324ac367a4da |
children | d7488551578e |
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from rhodecode.lib.vcs.exceptions import VCSError from rhodecode.lib.vcs.nodes import FileNode from pygments.formatters import HtmlFormatter from pygments import highlight import StringIO def annotate_highlight(filenode, annotate_from_changeset_func=None, order=None, headers=None, **options): """ Returns html portion containing annotated table with 3 columns: line numbers, changeset information and pygmentized line of code. :param filenode: FileNode object :param annotate_from_changeset_func: function taking changeset and returning single annotate cell; needs break line at the end :param order: ordered sequence of ``ls`` (line numbers column), ``annotate`` (annotate column), ``code`` (code column); Default is ``['ls', 'annotate', 'code']`` :param headers: dictionary with headers (keys are whats in ``order`` parameter) """ options['linenos'] = True formatter = AnnotateHtmlFormatter(filenode=filenode, order=order, headers=headers, annotate_from_changeset_func=annotate_from_changeset_func, **options) lexer = filenode.lexer highlighted = highlight(filenode.content, lexer, formatter) return highlighted class AnnotateHtmlFormatter(HtmlFormatter): def __init__(self, filenode, annotate_from_changeset_func=None, order=None, **options): """ If ``annotate_from_changeset_func`` is passed it should be a function which returns string from the given changeset. For example, we may pass following function as ``annotate_from_changeset_func``:: def changeset_to_anchor(changeset): return '<a href="/changesets/%s/">%s</a>\n' %\ (changeset.id, changeset.id) :param annotate_from_changeset_func: see above :param order: (default: ``['ls', 'annotate', 'code']``); order of columns; :param options: standard pygment's HtmlFormatter options, there is extra option tough, ``headers``. For instance we can pass:: formatter = AnnotateHtmlFormatter(filenode, headers={ 'ls': '#', 'annotate': 'Annotate', 'code': 'Code', }) """ super(AnnotateHtmlFormatter, self).__init__(**options) self.annotate_from_changeset_func = annotate_from_changeset_func self.order = order or ('ls', 'annotate', 'code') headers = options.pop('headers', None) if headers and not ('ls' in headers and 'annotate' in headers and 'code' in headers): raise ValueError("If headers option dict is specified it must " "all 'ls', 'annotate' and 'code' keys") self.headers = headers if isinstance(filenode, FileNode): self.filenode = filenode else: raise VCSError("This formatter expect FileNode parameter, not %r" % type(filenode)) def annotate_from_changeset(self, changeset): """ Returns full html line for single changeset per annotated line. """ if self.annotate_from_changeset_func: return self.annotate_from_changeset_func(changeset) else: return ''.join((changeset.id, '\n')) def _wrap_tablelinenos(self, inner): dummyoutfile = StringIO.StringIO() lncount = 0 for t, line in inner: if t: lncount += 1 dummyoutfile.write(line) fl = self.linenostart mw = len(str(lncount + fl - 1)) sp = self.linenospecial st = self.linenostep la = self.lineanchors aln = self.anchorlinenos if sp: lines = [] for i in range(fl, fl + lncount): if i % st == 0: if i % sp == 0: if aln: lines.append('<a href="#%s-%d" class="special">' '%*d</a>' % (la, i, mw, i)) else: lines.append('<span class="special">' '%*d</span>' % (mw, i)) else: if aln: lines.append('<a href="#%s-%d">' '%*d</a>' % (la, i, mw, i)) else: lines.append('%*d' % (mw, i)) else: lines.append('') ls = '\n'.join(lines) else: lines = [] for i in range(fl, fl + lncount): if i % st == 0: if aln: lines.append('<a href="#%s-%d">%*d</a>' \ % (la, i, mw, i)) else: lines.append('%*d' % (mw, i)) else: lines.append('') ls = '\n'.join(lines) annotate_changesets = [tup[1] for tup in self.filenode.annotate] # If pygments cropped last lines break we need do that too ln_cs = len(annotate_changesets) ln_ = len(ls.splitlines()) if ln_cs > ln_: annotate_changesets = annotate_changesets[:ln_ - ln_cs] annotate = ''.join((self.annotate_from_changeset(changeset) for changeset in annotate_changesets)) # in case you wonder about the seemingly redundant <div> here: # since the content in the other cell also is wrapped in a div, # some browsers in some configurations seem to mess up the formatting. ''' yield 0, ('<table class="%stable">' % self.cssclass + '<tr><td class="linenos"><div class="linenodiv"><pre>' + ls + '</pre></div></td>' + '<td class="code">') yield 0, dummyoutfile.getvalue() yield 0, '</td></tr></table>' ''' headers_row = [] if self.headers: headers_row = ['<tr class="annotate-header">'] for key in self.order: td = ''.join(('<td>', self.headers[key], '</td>')) headers_row.append(td) headers_row.append('</tr>') body_row_start = ['<tr>'] for key in self.order: if key == 'ls': body_row_start.append( '<td class="linenos"><div class="linenodiv"><pre>' + ls + '</pre></div></td>') elif key == 'annotate': body_row_start.append( '<td class="annotate"><div class="annotatediv"><pre>' + annotate + '</pre></div></td>') elif key == 'code': body_row_start.append('<td class="code">') yield 0, ('<table class="%stable">' % self.cssclass + ''.join(headers_row) + ''.join(body_row_start) ) yield 0, dummyoutfile.getvalue() yield 0, '</td></tr></table>'