Software / code / prosody-modules
Changeset
2496:e6a3bdbce7b9
mod_pep_vcard_png_avatar: Move to dwebp, handle errors on opening file_png.
| author | Michel Le Bihan <michel@lebihan.pl> |
|---|---|
| date | Mon, 13 Feb 2017 21:50:53 +0100 |
| parents | 2495:5ca2470a7755 |
| children | 2497:c6761ebe613b |
| files | mod_pep_vcard_png_avatar/README.markdown mod_pep_vcard_png_avatar/mod_pep_vcard_png_avatar.lua |
| diffstat | 2 files changed, 8 insertions(+), 4 deletions(-) [+] |
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--- a/mod_pep_vcard_png_avatar/README.markdown Sun Feb 12 21:24:08 2017 +0100 +++ b/mod_pep_vcard_png_avatar/README.markdown Mon Feb 13 21:50:53 2017 +0100 @@ -3,7 +3,7 @@ Conversations (an XMPP client for Android) is publishing PEP avatars in the webp file format. However Pidgin and other XMPP desktop clients can only show vcard avatars, that are in the PNG file format. This module is the [mod_pep_vcard_avatar](https://modules.prosody.im/mod_pep_vcard_avatar.html) module extended to also change the avatar file format to PNG. -This module needs `convert` from ImageMagick as an additional dependency. +This module needs `dwebp` from `webp` package as an additional dependency. Configuration =============
--- a/mod_pep_vcard_png_avatar/mod_pep_vcard_png_avatar.lua Sun Feb 12 21:24:08 2017 +0100 +++ b/mod_pep_vcard_png_avatar/mod_pep_vcard_png_avatar.lua Mon Feb 13 21:50:53 2017 +0100 @@ -118,10 +118,14 @@ local file_webp = io.open("/tmp/Prosody_temp_avatar.webp", "w"); file_webp:write(base64.decode(pep_photo:get_child_text("data", "urn:xmpp:avatar:data"))); file_webp:close(); - os.execute("convert /tmp/Prosody_temp_avatar.webp /tmp/Prosody_temp_avatar.png"); + os.execute("dwebp /tmp/Prosody_temp_avatar.webp -o /tmp/Prosody_temp_avatar.png"); local file_png = io.open("/tmp/Prosody_temp_avatar.png", "r"); - image=base64.encode(file_png:read("*a")); - file_png:close(); + if file_png ~= nil then + image=base64.encode(file_png:read("*a")); + file_png:close(); + else + module:log("error", "Couldn't access /tmp/Prosody_temp_avatar.png. Are you sure that /tmp is readable and writable and that Prosody can execute the dwebp command?"); + end os.remove("/tmp/Prosody_temp_avatar.webp"); os.remove("/tmp/Prosody_temp_avatar.png"); end
