"""Helper functions Consists of functions to typically be used within templates, but also available to Controllers. This module is available to both as 'h'. """ import random import hashlib import StringIO import urllib from pygments.formatters import HtmlFormatter from pygments import highlight as code_highlight from pylons import url, request, config from pylons.i18n.translation import _, ungettext from webhelpers.html import literal, HTML, escape from webhelpers.html.tools import * from webhelpers.html.builder import make_tag from webhelpers.html.tags import auto_discovery_link, checkbox, css_classes, \ end_form, file, form, hidden, image, javascript_link, link_to, link_to_if, \ link_to_unless, ol, required_legend, select, stylesheet_link, submit, text, \ password, textarea, title, ul, xml_declaration, radio from webhelpers.html.tools import auto_link, button_to, highlight, js_obfuscate, \ mail_to, strip_links, strip_tags, tag_re from webhelpers.number import format_byte_size, format_bit_size from webhelpers.pylonslib import Flash as _Flash from webhelpers.pylonslib.secure_form import secure_form from webhelpers.text import chop_at, collapse, convert_accented_entities, \ convert_misc_entities, lchop, plural, rchop, remove_formatting, \ replace_whitespace, urlify, truncate, wrap_paragraphs from webhelpers.date import time_ago_in_words from webhelpers.paginate import Page from webhelpers.html.tags import _set_input_attrs, _set_id_attr, \ convert_boolean_attrs, NotGiven from vcs.utils.annotate import annotate_highlight from rhodecode.lib.utils import repo_name_slug from rhodecode.lib import str2bool def _reset(name, value=None, id=NotGiven, type="reset", **attrs): """Reset button """ _set_input_attrs(attrs, type, name, value) _set_id_attr(attrs, id, name) convert_boolean_attrs(attrs, ["disabled"]) return HTML.input(**attrs) reset = _reset def get_token(): """Return the current authentication token, creating one if one doesn't already exist. """ token_key = "_authentication_token" from pylons import session if not token_key in session: try: token = hashlib.sha1(str(random.getrandbits(128))).hexdigest() except AttributeError: # Python < 2.4 token = hashlib.sha1(str(random.randrange(2 ** 128))).hexdigest() session[token_key] = token if hasattr(session, 'save'): session.save() return session[token_key] class _GetError(object): """Get error from form_errors, and represent it as span wrapped error message :param field_name: field to fetch errors for :param form_errors: form errors dict """ def __call__(self, field_name, form_errors): tmpl = """%s""" if form_errors and form_errors.has_key(field_name): return literal(tmpl % form_errors.get(field_name)) get_error = _GetError() class _ToolTip(object): def __call__(self, tooltip_title, trim_at=50): """Special function just to wrap our text into nice formatted autowrapped text :param tooltip_title: """ return wrap_paragraphs(escape(tooltip_title), trim_at)\ .replace('\n', '
') def activate(self): """Adds tooltip mechanism to the given Html all tooltips have to have set class `tooltip` and set attribute `tooltip_title`. Then a tooltip will be generated based on that. All with yui js tooltip """ js = ''' YAHOO.util.Event.onDOMReady(function(){ function toolTipsId(){ var ids = []; var tts = YAHOO.util.Dom.getElementsByClassName('tooltip'); for (var i = 0; i < tts.length; i++) { //if element doesn't not have and id autogenerate one for tooltip if (!tts[i].id){ tts[i].id='tt'+i*100; } ids.push(tts[i].id); } return ids }; var myToolTips = new YAHOO.widget.Tooltip("tooltip", { context: toolTipsId(), monitorresize:false, xyoffset :[0,0], autodismissdelay:300000, hidedelay:5, showdelay:20, }); // Set the text for the tooltip just before we display it. Lazy method myToolTips.contextTriggerEvent.subscribe( function(type, args) { var context = args[0]; //positioning of tooltip var tt_w = this.element.clientWidth;//tooltip width var tt_h = this.element.clientHeight;//tooltip height var context_w = context.offsetWidth; var context_h = context.offsetHeight; var pos_x = YAHOO.util.Dom.getX(context); var pos_y = YAHOO.util.Dom.getY(context); var display_strategy = 'right'; var xy_pos = [0,0]; switch (display_strategy){ case 'top': var cur_x = (pos_x+context_w/2)-(tt_w/2); var cur_y = (pos_y-tt_h-4); xy_pos = [cur_x,cur_y]; break; case 'bottom': var cur_x = (pos_x+context_w/2)-(tt_w/2); var cur_y = pos_y+context_h+4; xy_pos = [cur_x,cur_y]; break; case 'left': var cur_x = (pos_x-tt_w-4); var cur_y = pos_y-((tt_h/2)-context_h/2); xy_pos = [cur_x,cur_y]; break; case 'right': var cur_x = (pos_x+context_w+4); var cur_y = pos_y-((tt_h/2)-context_h/2); xy_pos = [cur_x,cur_y]; break; default: var cur_x = (pos_x+context_w/2)-(tt_w/2); var cur_y = pos_y-tt_h-4; xy_pos = [cur_x,cur_y]; break; } this.cfg.setProperty("xy",xy_pos); }); //Mouse out myToolTips.contextMouseOutEvent.subscribe( function(type, args) { var context = args[0]; }); }); ''' return literal(js) tooltip = _ToolTip() class _FilesBreadCrumbs(object): def __call__(self, repo_name, rev, paths): if isinstance(paths, str): paths = paths.decode('utf-8', 'replace') url_l = [link_to(repo_name, url('files_home', repo_name=repo_name, revision=rev, f_path=''))] paths_l = paths.split('/') for cnt, p in enumerate(paths_l): if p != '': url_l.append(link_to(p, url('files_home', repo_name=repo_name, revision=rev, f_path='/'.join(paths_l[:cnt + 1])))) return literal('/'.join(url_l)) files_breadcrumbs = _FilesBreadCrumbs() class CodeHtmlFormatter(HtmlFormatter): """My code Html Formatter for source codes """ def wrap(self, source, outfile): return self._wrap_div(self._wrap_pre(self._wrap_code(source))) def _wrap_code(self, source): for cnt, it in enumerate(source): i, t = it t = '
%s
' % (cnt + 1, t) yield i, t 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 nocls = self.noclasses if sp: lines = [] for i in range(fl, fl + lncount): if i % st == 0: if i % sp == 0: if aln: lines.append('%*d' % (la, i, mw, i)) else: lines.append('%*d' % (mw, i)) else: if aln: lines.append('%*d' % (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('%*d' % (la, i, mw, i)) else: lines.append('%*d' % (mw, i)) else: lines.append('') ls = '\n'.join(lines) # in case you wonder about the seemingly redundant
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... if nocls: yield 0, ('' % self.cssclass + '
' '
' +
                      ls + '
') else: yield 0, ('' % self.cssclass + '
' +
                      ls + '
') yield 0, dummyoutfile.getvalue() yield 0, '
' def pygmentize(filenode, **kwargs): """pygmentize function using pygments :param filenode: """ return literal(code_highlight(filenode.content, filenode.lexer, CodeHtmlFormatter(**kwargs))) def pygmentize_annotation(filenode, **kwargs): """pygmentize function for annotation :param filenode: """ color_dict = {} def gen_color(n=10000): """generator for getting n of evenly distributed colors using hsv color and golden ratio. It always return same order of colors :returns: RGB tuple """ import colorsys golden_ratio = 0.618033988749895 h = 0.22717784590367374 for c in xrange(n): h += golden_ratio h %= 1 HSV_tuple = [h, 0.95, 0.95] RGB_tuple = colorsys.hsv_to_rgb(*HSV_tuple) yield map(lambda x:str(int(x * 256)), RGB_tuple) cgenerator = gen_color() def get_color_string(cs): if color_dict.has_key(cs): col = color_dict[cs] else: col = color_dict[cs] = cgenerator.next() return "color: rgb(%s)! important;" % (', '.join(col)) def url_func(changeset): tooltip_html = "
Author:" + \ " %s
Date: %s
Message: %s
" tooltip_html = tooltip_html % (changeset.author, changeset.date, tooltip(changeset.message)) lnk_format = '%5s:%s' % ('r%s' % changeset.revision, short_id(changeset.raw_id)) uri = link_to( lnk_format, url('changeset_home', repo_name=changeset.repository.name, revision=changeset.raw_id), style=get_color_string(changeset.raw_id), class_='tooltip', title=tooltip_html ) uri += '\n' return uri return literal(annotate_highlight(filenode, url_func, **kwargs)) def get_changeset_safe(repo, rev): from vcs.backends.base import BaseRepository from vcs.exceptions import RepositoryError if not isinstance(repo, BaseRepository): raise Exception('You must pass an Repository ' 'object as first argument got %s', type(repo)) try: cs = repo.get_changeset(rev) except RepositoryError: from rhodecode.lib.utils import EmptyChangeset cs = EmptyChangeset() return cs def is_following_repo(repo_name, user_id): from rhodecode.model.scm import ScmModel return ScmModel().is_following_repo(repo_name, user_id) flash = _Flash() #============================================================================== # MERCURIAL FILTERS available via h. #============================================================================== from mercurial import util from mercurial.templatefilters import person as _person def _age(curdate): """turns a datetime into an age string.""" if not curdate: return '' from datetime import timedelta, datetime agescales = [("year", 3600 * 24 * 365), ("month", 3600 * 24 * 30), ("day", 3600 * 24), ("hour", 3600), ("minute", 60), ("second", 1), ] age = datetime.now() - curdate age_seconds = (age.days * agescales[2][1]) + age.seconds pos = 1 for scale in agescales: if scale[1] <= age_seconds: if pos == 6:pos = 5 return time_ago_in_words(curdate, agescales[pos][0]) + ' ' + _('ago') pos += 1 return _('just now') age = lambda x:_age(x) capitalize = lambda x: x.capitalize() email = util.email email_or_none = lambda x: util.email(x) if util.email(x) != x else None person = lambda x: _person(x) short_id = lambda x: x[:12] def bool2icon(value): """Returns True/False values represented as small html image of true/false icons :param value: bool value """ if value is True: return HTML.tag('img', src=url("/images/icons/accept.png"), alt=_('True')) if value is False: return HTML.tag('img', src=url("/images/icons/cancel.png"), alt=_('False')) return value def action_parser(user_log, feed=False): """This helper will action_map the specified string action into translated fancy names with icons and links :param user_log: user log instance :param feed: use output for feeds (no html and fancy icons) """ action = user_log.action action_params = ' ' x = action.split(':') if len(x) > 1: action, action_params = x def get_cs_links(): revs_limit = 5 #display this amount always revs_top_limit = 50 #show upto this amount of changesets hidden revs = action_params.split(',') repo_name = user_log.repository.repo_name from rhodecode.model.scm import ScmModel repo, dbrepo = ScmModel().get(repo_name, retval='repo', invalidation_list=[]) message = lambda rev: get_changeset_safe(repo, rev).message cs_links = " " + ', '.join ([link_to(rev, url('changeset_home', repo_name=repo_name, revision=rev), title=tooltip(message(rev)), class_='tooltip') for rev in revs[:revs_limit] ]) compare_view = ('
' '%s ' '
' % (_('Show all combined changesets %s->%s' \ % (revs[0], revs[-1])), url('changeset_home', repo_name=repo_name, revision='%s...%s' % (revs[0], revs[-1]) ), _('compare view')) ) if len(revs) > revs_limit: uniq_id = revs[0] html_tmpl = (' %s ' '%s ' '%s') if not feed: cs_links += html_tmpl % (_('and'), uniq_id, _('%s more') \ % (len(revs) - revs_limit), _('revisions')) if not feed: html_tmpl = '' else: html_tmpl = ' %s ' cs_links += html_tmpl % (uniq_id, ', '.join([link_to(rev, url('changeset_home', repo_name=repo_name, revision=rev), title=message(rev), class_='tooltip') for rev in revs[revs_limit:revs_top_limit]])) if len(revs) > 1: cs_links += compare_view return cs_links def get_fork_name(): repo_name = action_params return _('fork name ') + str(link_to(action_params, url('summary_home', repo_name=repo_name,))) action_map = {'user_deleted_repo':(_('[deleted] repository'), None), 'user_created_repo':(_('[created] repository'), None), 'user_forked_repo':(_('[forked] repository'), get_fork_name), 'user_updated_repo':(_('[updated] repository'), None), 'admin_deleted_repo':(_('[delete] repository'), None), 'admin_created_repo':(_('[created] repository'), None), 'admin_forked_repo':(_('[forked] repository'), None), 'admin_updated_repo':(_('[updated] repository'), None), 'push':(_('[pushed] into'), get_cs_links), 'push_remote':(_('[pulled from remote] into'), get_cs_links), 'pull':(_('[pulled] from'), None), 'started_following_repo':(_('[started following] repository'), None), 'stopped_following_repo':(_('[stopped following] repository'), None), } action_str = action_map.get(action, action) if feed: action = action_str[0].replace('[', '').replace(']', '') else: action = action_str[0].replace('[', '')\ .replace(']', '') action_params_func = lambda :"" if callable(action_str[1]): action_params_func = action_str[1] return [literal(action), action_params_func] def action_parser_icon(user_log): action = user_log.action action_params = None x = action.split(':') if len(x) > 1: action, action_params = x tmpl = """%s""" map = {'user_deleted_repo':'database_delete.png', 'user_created_repo':'database_add.png', 'user_forked_repo':'arrow_divide.png', 'user_updated_repo':'database_edit.png', 'admin_deleted_repo':'database_delete.png', 'admin_created_repo':'database_add.png', 'admin_forked_repo':'arrow_divide.png', 'admin_updated_repo':'database_edit.png', 'push':'script_add.png', 'push_remote':'connect.png', 'pull':'down_16.png', 'started_following_repo':'heart_add.png', 'stopped_following_repo':'heart_delete.png', } return literal(tmpl % ((url('/images/icons/')), map.get(action, action), action)) #============================================================================== # PERMS #============================================================================== from rhodecode.lib.auth import HasPermissionAny, HasPermissionAll, \ HasRepoPermissionAny, HasRepoPermissionAll #============================================================================== # GRAVATAR URL #============================================================================== def gravatar_url(email_address, size=30): if not str2bool(config['app_conf'].get('use_gravatar')): return "/images/user%s.png" % size ssl_enabled = 'https' == request.environ.get('wsgi.url_scheme') default = 'identicon' baseurl_nossl = "http://www.gravatar.com/avatar/" baseurl_ssl = "https://secure.gravatar.com/avatar/" baseurl = baseurl_ssl if ssl_enabled else baseurl_nossl if isinstance(email_address, unicode): #hashlib crashes on unicode items email_address = email_address.encode('utf8', 'replace') # construct the url gravatar_url = baseurl + hashlib.md5(email_address.lower()).hexdigest() + "?" gravatar_url += urllib.urlencode({'d':default, 's':str(size)}) return gravatar_url #============================================================================== # REPO PAGER #============================================================================== class RepoPage(Page): def __init__(self, collection, page=1, items_per_page=20, item_count=None, url=None, branch_name=None, **kwargs): """Create a "RepoPage" instance. special pager for paging repository """ self._url_generator = url # Safe the kwargs class-wide so they can be used in the pager() method self.kwargs = kwargs # Save a reference to the collection self.original_collection = collection self.collection = collection # The self.page is the number of the current page. # The first page has the number 1! try: self.page = int(page) # make it int() if we get it as a string except (ValueError, TypeError): self.page = 1 self.items_per_page = items_per_page # Unless the user tells us how many items the collections has # we calculate that ourselves. if item_count is not None: self.item_count = item_count else: self.item_count = len(self.collection) # Compute the number of the first and last available page if self.item_count > 0: self.first_page = 1 self.page_count = ((self.item_count - 1) / self.items_per_page) + 1 self.last_page = self.first_page + self.page_count - 1 # Make sure that the requested page number is the range of valid pages if self.page > self.last_page: self.page = self.last_page elif self.page < self.first_page: self.page = self.first_page # Note: the number of items on this page can be less than # items_per_page if the last page is not full self.first_item = max(0, (self.item_count) - (self.page * items_per_page)) self.last_item = ((self.item_count - 1) - items_per_page * (self.page - 1)) iterator = self.collection.get_changesets(start=self.first_item, end=self.last_item, reverse=True, branch_name=branch_name) self.items = list(iterator) # Links to previous and next page if self.page > self.first_page: self.previous_page = self.page - 1 else: self.previous_page = None if self.page < self.last_page: self.next_page = self.page + 1 else: self.next_page = None # No items available else: self.first_page = None self.page_count = 0 self.last_page = None self.first_item = None self.last_item = None self.previous_page = None self.next_page = None self.items = [] # This is a subclass of the 'list' type. Initialise the list now. list.__init__(self, self.items) def safe_unicode(str): """safe unicode function. In case of UnicodeDecode error we try to return unicode with errors replace, if this failes we return unicode with string_escape decoding """ try: u_str = unicode(str) except UnicodeDecodeError: try: u_str = unicode(str, 'utf-8', 'replace') except UnicodeDecodeError: #incase we have a decode error just represent as byte string u_str = unicode(str(str).encode('string_escape')) return u_str def changed_tooltip(nodes): if nodes: pref = ':
' suf = '' if len(nodes) > 30: suf = '
' + _(' and %s more') % (len(nodes) - 30) return literal(pref + '
'.join([x.path.decode('utf-8', 'replace') for x in nodes[:30]]) + suf) else: return ': ' + _('No Files')