Update Conan version Automatically (#5027)

* #5026 Add FindFlatBuffers.cmake to Conan Package

Signed-off-by: Uilian Ries <uilianries@gmail.com>

* #5026 Build Flatbuffers on OSX 10

Signed-off-by: Uilian Ries <uilianries@gmail.com>

* #5026 Auto update Conan package version

Signed-off-by: Uilian Ries <uilianries@gmail.com>

* #5026 Update Conan docker images

Signed-off-by: Uilian Ries <uilianries@gmail.com>

* #5026 Update tag var on Appveyor

Signed-off-by: Uilian Ries <uilianries@gmail.com>

* #5026 Filter appveyor brach name

Signed-off-by: Uilian Ries <uilianries@gmail.com>

1 files changed, 39 insertions, 2 deletions

diff --git a/conan/build.py b/conan/build.py
index 6c63de8b..55456311 100644
--- a/conan/build.py
+++ b/conan/build.py
@@ -1,7 +1,10 @@
 #!/usr/bin/env python
 # -*- coding: utf-8 -*-
-from cpt.packager import ConanMultiPackager
 import os
+import re
+import subprocess
+from cpt.packager import ConanMultiPackager
+
 
 def set_appveyor_environment():
     if os.getenv("APPVEYOR") is not None:
@@ -13,6 +16,39 @@ def set_appveyor_environment():
         os.environ["CONAN_ARCHS"] = ci_platform
         os.environ["CONAN_BUILD_TYPES"] = os.getenv("Configuration").replace('"', '')
 
+
+def get_branch():
+    try:
+        for line in subprocess.check_output("git branch", shell=True).decode().splitlines():
+            line = line.strip()
+            if line.startswith("*") and " (HEAD detached" not in line:
+                return line.replace("*", "", 1).strip()
+        return ""
+    except Exception:
+        pass
+    return ""
+
+
+def get_version():
+    version = get_branch()
+    if os.getenv("TRAVIS", False):
+        version = os.getenv("TRAVIS_BRANCH")
+
+    if os.getenv("APPVEYOR", False):
+        version = os.getenv("APPVEYOR_REPO_BRANCH")
+        if os.getenv("APPVEYOR_REPO_TAG") == "true":
+            version = os.getenv("APPVEYOR_REPO_TAG_NAME")
+
+    match = re.search(r"v(\d+\.\d+\.\d+.*)", version)
+    if match:
+        return match.group(1)
+    return version
+
+
+def get_reference(username):
+    return "flatbuffers/{}@google/stable".format(get_version())
+
+
 if __name__ == "__main__":
     login_username = os.getenv("CONAN_LOGIN_USERNAME", "aardappel")
     username = os.getenv("CONAN_USERNAME", "google")
@@ -22,7 +58,8 @@ if __name__ == "__main__":
     upload_only_when_stable = os.getenv("CONAN_UPLOAD_ONLY_WHEN_STABLE", True)
     set_appveyor_environment()
 
-    builder = ConanMultiPackager(username=username,
+    builder = ConanMultiPackager(reference=get_reference(username),
+                                 username=username,
                                  login_username=login_username,
                                  upload=upload,
                                  stable_branch_pattern=stable_branch_pattern,