[Plugin installer] Make QGIS x.99 only compatible with plugins for th…

…e next major release. Introduce 'pyQgisVersion' that usually sticks to QGIS_VERSION, but bumps up to the next release for all the .99 versions

python/pyplugin_installer/installer_data.py

@@ -32,6 +32,7 @@
 import sys
 import os
 import codecs
+import re
 try:
     import configparser
 except ImportError:
@@ -41,10 +42,10 @@
 except ImportError:
     from imp import reload
 import qgis.utils
-from qgis.core import Qgis, QgsNetworkAccessManager, QgsApplication
+from qgis.core import QgsNetworkAccessManager, QgsApplication
 from qgis.gui import QgsMessageBar
 from qgis.utils import iface, plugin_paths
-from .version_compare import compareVersions, normalizeVersion, isCompatible
+from .version_compare import pyQgisVersion, compareVersions, normalizeVersion, isCompatible
 
 
 """
@@ -212,12 +213,8 @@ def allUnavailable(self):
     # ----------------------------------------- #
     def urlParams(self):
         """ return GET parameters to be added to every request """
-        # v = str(Qgis.QGIS_VERSION_INT)
-        # TODO: make this proper again after 3.0 release, by uncommenting
-        # the line below and removing the other return line:
-        # return "?qgis=%d.%d" % (int(v[0]), int(v[1:3]))
-        # TODO: Do the same for lines 469-472
-        return "?qgis=3.0"
+        # Strip down the point release segment from the version string
+        return "?qgis=%s" % re.sub('\.\d*$', '', pyQgisVersion())
 
     # ----------------------------------------- #
     def setRepositoryData(self, reposName, key, value):
@@ -466,10 +463,7 @@ def xmlDownloaded(self):
                         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"]:
-                        # TODO: make this proper again after 3.0 release, by uncommenting the line below and removing the next line
-                        # TODO: Do the same for lines 215-220
-                        # if isCompatible(Qgis.QGIS_VERSION, qgisMinimumVersion, qgisMaximumVersion):
-                        if isCompatible("3.0", qgisMinimumVersion, qgisMaximumVersion):
+                        if isCompatible(pyQgisVersion(), qgisMinimumVersion, qgisMaximumVersion):
                             # add the plugin to the cache
                             plugins.addFromRepository(plugin)
                 self.mRepositories[reposName]["state"] = 2
@@ -618,7 +612,7 @@ def pluginMetadata(fct):
             if not qgisMaximumVersion:
                 qgisMaximumVersion = qgisMinimumVersion[0] + ".99"
             # if compatible, add the plugin to the list
-            if not isCompatible(Qgis.QGIS_VERSION, qgisMinimumVersion, qgisMaximumVersion):
+            if not isCompatible(pyQgisVersion(), qgisMinimumVersion, qgisMaximumVersion):
                 error = "incompatible"
                 errorDetails = "%s - %s" % (qgisMinimumVersion, qgisMaximumVersion)
         elif not os.path.exists(metadataFile):

python/pyplugin_installer/version_compare.py

@@ -47,6 +47,7 @@
 """
 from builtins import str
 from builtins import range
+from qgis.core import Qgis
 
 import re
 
@@ -199,3 +200,15 @@ def isCompatible(curVer, minVer, maxVer):
     curVer = "%04d%04d%04d" % (int(curVer[0]), int(curVer[1]), int(curVer[2]))
 
     return (minVer <= curVer and maxVer >= curVer)
+
+
+def pyQgisVersion():
+    """ Return current QGIS version number as X.Y.Z for testing plugin compatibility.
+        If Y = 99, bump up to (X+1.0.0), so e.g. 2.99 becomes 3.0.0
+        This way QGIS X.99 is only compatible with plugins for the upcoming major release.
+    """
+    x, y, z = re.findall('^(\d*).(\d*).(\d*)', Qgis.QGIS_VERSION)[0]
+    if y == '99':
+        x = str(int(x) + 1)
+        y = z = '0'
+    return '%s.%s.%s' % (x, y, z)