OP-2053 - added check of installed extension for PS

openpype/hosts/photoshop/plugins/publish/collect_extension_version.py

@@ -0,0 +1,57 @@
+import os
+import re
+import pyblish.api
+
+from avalon import photoshop
+
+
+class CollectExtensionVersion(pyblish.api.ContextPlugin):
+    """ Pulls and compares version of installed extension.
+
+        It is recommended to use same extension as in provided Openpype code.
+
+        Please use Anastasiy’s Extension Manager or ZXPInstaller to update
+        extension in case of an error.
+
+        You can locate extension.zxp in your installed Openpype code in
+        `repos/avalon-core/avalon/photoshop`
+    """
+    # This technically should be a validator, but other collectors might be
+    # impacted with usage of obsolete extension, so collector that runs first
+    # was chosen
+    order = pyblish.api.CollectorOrder - 0.5
+    label = "Collect extension version"
+    hosts = ["photoshop"]
+
+    optional = True
+    active = True
+
+    def process(self, context):
+        installed_version = photoshop.stub().get_extension_version()
+
+        if not installed_version:
+            raise ValueError("Unknown version, probably old extension")
+
+        manifest_url = os.path.join(os.path.dirname(photoshop.__file__),
+                                    "extension", "CSXS", "manifest.xml")
+
+        if not os.path.exists(manifest_url):
+            self.log.debug("Unable to locate extension manifest, not checking")
+            return
+
+        expected_version = None
+        with open(manifest_url) as fp:
+            content = fp.read()
+
+            found = re.findall(r'(ExtensionBundleVersion=")([0-10\.]+)(")',
+                               content)
+            if found:
+                expected_version = found[0][1]
+
+        if expected_version != installed_version:
+            msg = "Expected version '{}' found '{}'\n".format(
+                expected_version, installed_version)
+            msg += "Please update your installed extension, it might not work "
+            msg += "properly."
+
+            raise ValueError(msg)