[svn r37264] create the new development trunk
--HG-- branch : trunk
This commit is contained in:
hpk
250
py/apigen/source/html.py
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250
py/apigen/source/html.py
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""" html - generating ad-hoc html out of source browser
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"""
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from py.xml import html, raw
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from compiler import ast
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import time
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from py.__.apigen.source.color import Tokenizer, PythonSchema
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class HtmlEnchanter(object):
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reserved_words = ['if', 'for', 'return', 'yield']
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def __init__(self, mod):
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self.mod = mod
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self.create_caches()
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def create_caches(self):
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mod = self.mod
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linecache = {}
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for item in mod.get_children():
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linecache[item.firstlineno] = item
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self.linecache = linecache
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def enchant_row(self, num, row):
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# add some informations to row, like functions defined in that
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# line, etc.
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try:
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item = self.linecache[num]
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# XXX: this should not be assertion, rather check, but we want to
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# know if stuff is working
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pos = row.find(item.name)
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assert pos != -1
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end = len(item.name) + pos
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chunk = html.a(row[pos:end], href="#" + item.listnames(),
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name=item.listnames())
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return [row[:pos], chunk, row[end:]]
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except KeyError:
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return [row] # no more info
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class HTMLDocument(object):
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def __init__(self, tokenizer=None):
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self.html = root = html.html()
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self.head = head = self.create_head()
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root.append(head)
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self.body = body = self.create_body()
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root.append(body)
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self.table, self.tbody = table, tbody = self.create_table()
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body.append(table)
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if tokenizer is None:
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tokenizer = Tokenizer(PythonSchema)
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self.tokenizer = tokenizer
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def create_head(self):
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return html.head(
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html.title('source view'),
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html.style("""
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body, td {
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background-color: #FFF;
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color: black;
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font-family: monospace, Monaco;
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}
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table, tr {
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margin: 0px;
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padding: 0px;
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border-width: 0px;
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}
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a {
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color: blue;
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font-weight: bold;
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text-decoration: none;
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}
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a:hover {
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color: #005;
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}
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.lineno {
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text-align: right;
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color: #555;
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width: 3em;
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padding-right: 1em;
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border: 0px solid black;
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border-right-width: 1px;
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}
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.code {
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padding-left: 1em;
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white-space: pre;
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}
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.comment {
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color: purple;
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}
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.string {
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color: #777;
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}
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.keyword {
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color: blue;
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}
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.alt_keyword {
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color: green;
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}
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""", type='text/css'),
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)
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def create_body(self):
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return html.body()
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def create_table(self):
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table = html.table(cellpadding='0', cellspacing='0')
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tbody = html.tbody()
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table.append(tbody)
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return table, tbody
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def prepare_line(self, text):
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""" adds html formatting to text items (list)
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only processes items if they're of a string type (or unicode)
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"""
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ret = []
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for item in text:
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if type(item) in [str, unicode]:
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tokens = self.tokenizer.tokenize(item)
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for t in tokens:
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if t.type in ['keyword', 'alt_keyword', 'number',
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'string', 'comment']:
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ret.append(html.span(t.data, class_=t.type))
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else:
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ret.append(t.data)
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else:
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ret.append(item)
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return ret
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def add_row(self, lineno, text):
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if text == ['']:
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text = [raw(' ')]
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else:
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text = self.prepare_line(text)
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self.tbody.append(html.tr(html.td(str(lineno), class_='lineno'),
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html.td(class_='code', *text)))
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def __unicode__(self):
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# XXX don't like to use indent=0 here, but else py.xml's indentation
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# messes up the html inside the table cells (which displays formatting)
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return self.html.unicode(indent=0)
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def create_html(mod):
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# out is some kind of stream
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#*[html.tr(html.td(i.name)) for i in mod.get_children()]
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lines = mod.path.open().readlines()
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enchanter = HtmlEnchanter(mod)
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doc = HTMLDocument()
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for i, row in enumerate(lines):
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row = enchanter.enchant_row(i + 1, row)
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doc.add_row(i + 1, row)
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return unicode(doc)
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style = html.style("""
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body, p, td {
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background-color: #FFF;
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color: black;
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font-family: monospace, Monaco;
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}
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td.type {
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width: 2em;
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}
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td.name {
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width: 30em;
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}
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td.mtime {
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width: 13em;
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}
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td.size {
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text-alignment: right;
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}
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""")
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def create_dir_html(path, href_prefix=''):
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h = html.html(
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html.head(
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html.title('directory listing of %s' % (path,)),
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style,
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),
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)
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body = html.body(
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html.h1('directory listing of %s' % (path,)),
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)
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h.append(body)
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table = html.table()
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body.append(table)
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tbody = html.tbody()
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table.append(tbody)
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items = list(path.listdir())
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items.sort(key=lambda p: p.basename)
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items.sort(key=lambda p: not p.check(dir=True))
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for fpath in items:
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tr = html.tr()
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tbody.append(tr)
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td1 = html.td(fpath.check(dir=True) and 'D' or 'F', class_='type')
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tr.append(td1)
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href = fpath.basename
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if href_prefix:
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href = '%s%s' % (href_prefix, href)
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if fpath.check(dir=True):
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href += '/'
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td2 = html.td(html.a(fpath.basename, href=href), class_='name')
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tr.append(td2)
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td3 = html.td(time.strftime('%Y-%m-%d %H:%M:%S',
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time.gmtime(fpath.mtime())), class_='mtime')
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tr.append(td3)
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if fpath.check(dir=True):
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size = ''
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unit = ''
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else:
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size = fpath.size()
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unit = 'B'
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for u in ['kB', 'MB', 'GB', 'TB']:
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if size > 1024:
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size = round(size / 1024.0, 2)
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unit = u
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td4 = html.td('%s %s' % (size, unit), class_='size')
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tr.append(td4)
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return unicode(h)
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def create_unknown_html(path):
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h = html.html(
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html.head(
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html.title('Can not display page'),
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style,
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),
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html.body(
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html.p('The data URL (%s) does not contain Python code.' % (path,))
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),
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)
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return h.unicode()
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