def resolve_path(path, collection_path, search_paths):
"""Try to resolve the SVG and image paths.
This is the procedure:
* It might be a complete local file system path, check if it exists
* It might be a URL (either local file system or http(s))
* Check in the 'svg' directory of the collection
* Check in the 'image' directory of the collection
* Check in the search_paths
:param path: The original path.
:type path: str
:param collection_path: The local file system path for the collection.
:type collection_path: str
:param search_paths: List of paths to search for images/SVGs.
:type search_paths: str
"""
# It might be a complete local file system path
if QFile(path).exists():
return QFileInfo(path).canonicalFilePath()
# It might be a URL
if '://' in path:
url = QUrl(path)
if url.isValid() and url.scheme() != '':
if url.scheme().lower() == 'file':
# It's a url to local file
path = url.toLocalFile()
if QFile(path).exists():
return QFileInfo(path).canonicalFilePath()
else:
# URL pointing to online resource
return path
# Check in the 'svg' directory of the collection
file_name = path_leaf(path)
svg_collection_path = Path(collection_path, 'svg', file_name)
if QFile(str(svg_collection_path)).exists():
return QFileInfo(str(svg_collection_path)).canonicalFilePath()
# Check in the 'image' directory of the collection
image_collection_path = Path(collection_path, 'image', file_name)
if QFile(str(image_collection_path)).exists():
return QFileInfo(str(image_collection_path)).canonicalFilePath()
# Still not found, check the search_paths
for search_path in search_paths:
local_path = Path(search_path, path)
if QFile(str(local_path)).exists():
return QFileInfo(str(local_path)).canonicalFilePath()
# Can't find any, just return the original path
return path
def xmlDownloaded(self):
""" populate the plugins object with the fetched data """
reply = self.sender()
reposName = reply.property('reposName')
if reply.error() != QNetworkReply.NoError: # fetching failed
self.mRepositories[reposName]["state"] = 3
self.mRepositories[reposName]["error"] = reply.errorString()
if reply.error() == QNetworkReply.OperationCanceledError:
self.mRepositories[reposName]["error"] += "\n\n" + QCoreApplication.translate("QgsPluginInstaller", "If you haven't canceled the download manually, it was most likely caused by a timeout. In this case consider increasing the connection timeout value in QGIS options window.")
elif reply.attribute(QNetworkRequest.HttpStatusCodeAttribute) == 301:
redirectionUrl = reply.attribute(QNetworkRequest.RedirectionTargetAttribute)
if redirectionUrl.isRelative():
redirectionUrl = reply.url().resolved(redirectionUrl)
redirectionCounter = reply.property('redirectionCounter') + 1
if redirectionCounter > 4:
self.mRepositories[reposName]["state"] = 3
self.mRepositories[reposName]["error"] = QCoreApplication.translate("QgsPluginInstaller", "Too many redirections")
else:
# Fire a new request and exit immediately in order to quietly destroy the old one
self.requestFetching(reposName, redirectionUrl, redirectionCounter)
reply.deleteLater()
return
else:
reposXML = QDomDocument()
content = reply.readAll()
# Fix lonely ampersands in metadata
a = QByteArray()
a.append("& ")
b = QByteArray()
b.append("& ")
content = content.replace(a, b)
reposXML.setContent(content)
pluginNodes = reposXML.elementsByTagName("pyqgis_plugin")
if pluginNodes.size():
for i in range(pluginNodes.size()):
fileName = pluginNodes.item(i).firstChildElement("file_name").text().strip()
if not fileName:
fileName = QFileInfo(pluginNodes.item(i).firstChildElement("download_url").text().strip().split("?")[0]).fileName()
match = re.match('(.*?)[.-]', fileName)
if match:
name = match.groups()[0]
else:
name = fileName
experimental = False
if pluginNodes.item(i).firstChildElement("experimental").text().strip().upper() in ["TRUE", "YES"]:
experimental = True
deprecated = False
if pluginNodes.item(i).firstChildElement("deprecated").text().strip().upper() in ["TRUE", "YES"]:
deprecated = True
trusted = False
if pluginNodes.item(i).firstChildElement("trusted").text().strip().upper() in ["TRUE", "YES"]:
trusted = True
icon = pluginNodes.item(i).firstChildElement("icon").text().strip()
if icon and not icon.startswith("http"):
url = QUrl(self.mRepositories[reposName]["url"])
if url.scheme() in ('http', 'https'):
icon = "{}://{}/{}".format(url.scheme(), url.host(), icon)
if pluginNodes.item(i).toElement().hasAttribute("plugin_id"):
plugin_id = pluginNodes.item(i).toElement().attribute("plugin_id")
else:
plugin_id = None
plugin = {
"id": name,
"plugin_id": plugin_id,
"name": pluginNodes.item(i).toElement().attribute("name"),
"version_available": pluginNodes.item(i).toElement().attribute("version"),
"description": pluginNodes.item(i).firstChildElement("description").text().strip(),
"about": pluginNodes.item(i).firstChildElement("about").text().strip(),
"author_name": pluginNodes.item(i).firstChildElement("author_name").text().strip(),
"homepage": pluginNodes.item(i).firstChildElement("homepage").text().strip(),
"download_url": pluginNodes.item(i).firstChildElement("download_url").text().strip(),
"category": pluginNodes.item(i).firstChildElement("category").text().strip(),
"tags": pluginNodes.item(i).firstChildElement("tags").text().strip(),
"changelog": pluginNodes.item(i).firstChildElement("changelog").text().strip(),
"author_email": pluginNodes.item(i).firstChildElement("author_email").text().strip(),
"tracker": pluginNodes.item(i).firstChildElement("tracker").text().strip(),
"code_repository": pluginNodes.item(i).firstChildElement("repository").text().strip(),
"downloads": pluginNodes.item(i).firstChildElement("downloads").text().strip(),
"average_vote": pluginNodes.item(i).firstChildElement("average_vote").text().strip(),
"rating_votes": pluginNodes.item(i).firstChildElement("rating_votes").text().strip(),
"icon": icon,
"experimental": experimental,
"deprecated": deprecated,
"trusted": trusted,
"filename": fileName,
"installed": False,
"available": True,
"status": "not installed",
"error": "",
"error_details": "",
"version_installed": "",
"zip_repository": reposName,
"library": "",
"readonly": False,
"plugin_dependencies": pluginNodes.item(i).firstChildElement("plugin_dependencies").text().strip(),
}
qgisMinimumVersion = pluginNodes.item(i).firstChildElement("qgis_minimum_version").text().strip()
if not qgisMinimumVersion:
qgisMinimumVersion = "2"
qgisMaximumVersion = pluginNodes.item(i).firstChildElement("qgis_maximum_version").text().strip()
if not qgisMaximumVersion:
qgisMaximumVersion = qgisMinimumVersion[0] + ".99"
# if compatible, add the plugin to the list
if not pluginNodes.item(i).firstChildElement("disabled").text().strip().upper() in ["TRUE", "YES"]:
if isCompatible(pyQgisVersion(), qgisMinimumVersion, qgisMaximumVersion):
# add the plugin to the cache
plugins.addFromRepository(plugin)
self.mRepositories[reposName]["state"] = 2
else:
# no plugin metadata found
self.mRepositories[reposName]["state"] = 3
if reply.attribute(QNetworkRequest.HttpStatusCodeAttribute) == 200:
self.mRepositories[reposName]["error"] = QCoreApplication.translate("QgsPluginInstaller", "Server response is 200 OK, but doesn't contain plugin metatada. This is most likely caused by a proxy or a wrong repository URL. You can configure proxy settings in QGIS options.")
else:
self.mRepositories[reposName]["error"] = QCoreApplication.translate("QgsPluginInstaller", "Status code:") + " {} {}".format(
reply.attribute(QNetworkRequest.HttpStatusCodeAttribute),
reply.attribute(QNetworkRequest.HttpReasonPhraseAttribute)
)
self.repositoryFetched.emit(reposName)
# is the checking done?
if not self.fetchingInProgress():
self.checkingDone.emit()
reply.deleteLater()
