"""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 import math from datetime import datetime 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, safe_unicode, safe_str,get_changeset_safe 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 escape(tooltip_title) tooltip = _ToolTip() class _FilesBreadCrumbs(object): def __call__(self, repo_name, rev, paths): if isinstance(paths, str): paths = safe_unicode(paths) 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(repo_name, 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 """ def hsv_to_rgb(h, s, v): if s == 0.0: return v, v, v i = int(h * 6.0) # XXX assume int() truncates! f = (h * 6.0) - i p = v * (1.0 - s) q = v * (1.0 - s * f) t = v * (1.0 - s * (1.0 - f)) i = i % 6 if i == 0: return v, t, p if i == 1: return q, v, p if i == 2: return p, v, t if i == 3: return p, q, v if i == 4: return t, p, v if i == 5: return v, p, q golden_ratio = 0.618033988749895 h = 0.22717784590367374 for _ in xrange(n): h += golden_ratio h %= 1 HSV_tuple = [h, 0.95, 0.95] RGB_tuple = 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(repo_name): def _url_func(changeset): author = changeset.author date = changeset.date message = tooltip(changeset.message) tooltip_html = ("
Author:" " %s
Date: %s
Message:" " %s
") tooltip_html = tooltip_html % (author, date, message) lnk_format = '%5s:%s' % ('r%s' % changeset.revision, short_id(changeset.raw_id)) uri = link_to( lnk_format, url('changeset_home', repo_name=repo_name, revision=changeset.raw_id), style=get_color_string(changeset.raw_id), class_='tooltip', title=tooltip_html ) uri += '\n' return uri return _url_func return literal(annotate_highlight(filenode, url_func(repo_name), **kwargs)) 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() #============================================================================== # SCM FILTERS available via h. #============================================================================== from vcs.utils import author_name, author_email from rhodecode.lib import credentials_filter, age as _age age = lambda x:_age(x) capitalize = lambda x: x.capitalize() email = author_email email_or_none = lambda x: email(x) if email(x) != x else None person = lambda x: author_name(x) short_id = lambda x: x[:12] hide_credentials = lambda x: ''.join(credentials_filter(x)) 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 = 3 #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 = user_log.repository.scm_instance message = lambda rev: get_changeset_safe(repo, rev).message cs_links = [] cs_links.append(" " + ', '.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.append(html_tmpl % (_('and'), uniq_id, _('%s more') \ % (len(revs) - revs_limit), _('revisions'))) if not feed: html_tmpl = '' else: html_tmpl = ' %s ' cs_links.append(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.append(compare_view) return ''.join(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_local':(_('[committed via RhodeCode] 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_local':'script_edit.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')) or \ email_address == 'anonymous@rhodecode.org': return url("/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 = safe_str(email_address) # 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, PAGER FOR REPOSITORY #============================================================================== 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 = int(math.ceil(float(self.item_count) / self.items_per_page)) 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 changed_tooltip(nodes): """ Generates a html string for changed nodes in changeset page. It limits the output to 30 entries :param nodes: LazyNodesGenerator """ if nodes: pref = ':
' suf = '' if len(nodes) > 30: suf = '
' + _(' and %s more') % (len(nodes) - 30) return literal(pref + '
'.join([safe_unicode(x.path) for x in nodes[:30]]) + suf) else: return ': ' + _('No Files') def repo_link(groups_and_repos): """ Makes a breadcrumbs link to repo within a group joins » on each group to create a fancy link ex:: group >> subgroup >> repo :param groups_and_repos: """ groups, repo_name = groups_and_repos if not groups: return repo_name else: def make_link(group): return link_to(group.group_name, url('repos_group', id=group.group_id)) return literal(' » '.join(map(make_link, groups)) + \ " » " + repo_name) def fancy_file_stats(stats): """ Displays a fancy two colored bar for number of added/deleted lines of code on file :param stats: two element list of added/deleted lines of code """ a, d, t = stats[0], stats[1], stats[0] + stats[1] width = 100 unit = float(width) / (t or 1) # needs > 9% of width to be visible or 0 to be hidden a_p = max(9, unit * a) if a > 0 else 0 d_p = max(9, unit * d) if d > 0 else 0 p_sum = a_p + d_p if p_sum > width: #adjust the percentage to be == 100% since we adjusted to 9 if a_p > d_p: a_p = a_p - (p_sum - width) else: d_p = d_p - (p_sum - width) a_v = a if a > 0 else '' d_v = d if d > 0 else '' def cgen(l_type): mapping = {'tr':'top-right-rounded-corner', 'tl':'top-left-rounded-corner', 'br':'bottom-right-rounded-corner', 'bl':'bottom-left-rounded-corner'} map_getter = lambda x:mapping[x] if l_type == 'a' and d_v: #case when added and deleted are present return ' '.join(map(map_getter, ['tl', 'bl'])) if l_type == 'a' and not d_v: return ' '.join(map(map_getter, ['tr', 'br', 'tl', 'bl'])) if l_type == 'd' and a_v: return ' '.join(map(map_getter, ['tr', 'br'])) if l_type == 'd' and not a_v: return ' '.join(map(map_getter, ['tr', 'br', 'tl', 'bl'])) d_a = '
%s
' % (cgen('a'), a_p, a_v) d_d = '
%s
' % (cgen('d'), d_p, d_v) return literal('
%s%s
' % (width, d_a, d_d)) def urlify_text(text): import re url_pat = re.compile(r'(http[s]?://(?:[a-zA-Z]|[0-9]|[$-_@.&+]|[!*\(\),]|(?:%[0-9a-fA-F][0-9a-fA-F]))+)') def url_func(match_obj): url_full = match_obj.groups()[0] return '%(url)s' % ({'url':url_full}) return literal(url_pat.sub(url_func, text))