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Add fallback for missing error.html

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This commit is contained in:
Fritz Reichwald 2016-12-27 17:54:06 +01:00
parent 59b378e29a
commit 004b0dc911
1 changed files with 45 additions and 2 deletions
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47
qutebrowser/utils/jinja.py
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@ -31,6 +31,49 @@ from qutebrowser.utils import utils, urlutils, log
from PyQt5.QtCore import QUrl
html_fallback = '''<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>{{ title }}</title>
{% if icon %}
<link rel="icon" type="image/png" href="{{ icon }}">
{% endif %}
<style type="text/css">
{% block style %}
body {
background-color: #fff;
margin: 0;
padding: 0;
}
{% endblock %}
</style>
</head>
<body>
<div id="error-container">
<table>
<tr>
<td style="width: 10%; vertical-align: top;">
<img style="width: 100%; display: block; max-width: 256px;" src="{{ data_url("img/broken_qutebrowser_logo.png") }}" />
</td>
<td style="padding-left: 40px;">
<p><span style="font-size:120%;color:red">The error.html template could not be found!<br>Please check your qutebrowser installation</span><br>'''
html_fallback2 = '''</p>
<h1>Unable to load page</h1>
Error while opening {{ url }}: <br>
<p id="error-message-text" style="color: #a31a1a;">{{ error }}</p><br><br>
<form name="bl">
<input type="button" value="Try again" onclick="javascript:location.reload();" />
</form>
</td>
</tr>
</table>
</div>
</body>
</html>
'''
class Loader(jinja2.BaseLoader):
@ -47,8 +90,8 @@ class Loader(jinja2.BaseLoader):
path = os.path.join(self._subdir, template)
try:
source = utils.read_file(path)
except OSError:
raise jinja2.TemplateNotFound(template)
except OSError as e:
source = html_fallback + str(e) + html_fallback2;
# Currently we don't implement auto-reloading, so we always return True
# for up-to-date.
return source, path, lambda: True