[Closed] Osclass 8.1.2 release

Osclass 8.1.2 release

• Backoffice translation "Share" function will only send translation to Osclass team if it contains all required files. It will also not include irrelevant files to this translation   
• Osclass will now throw warning message on translation page, if "max_input_vars" variable is high enough to complete full translation
• Translation share button was re-positioned and renamed
• When core translation is saved, related index.php file of this translation is updated with correct Osclass version and new fields added into array
• When using language code in URL, changing language will now not redirect user to home page, but will remain on same page in selected locale
• Premium listings (osc_get_premiums) are now cached for specific user/session separatelly
• Added folders permission check when saving or updating translations from source code
• Updated conversion of Greek alphabet to Latin in URLs
• Updated conversion of Turkish alphabet to Latin in URLs
• Improvements in auto-upgrade process to avoid extra clicks after upgrade has finished
• Required custom fields now contains star (*) in label name on publish page
• Added descriptive details on publish page related to custom field ID, type etc
• Log file in Tools > Debug/Error log section can now be removed (remove button added)
• Theme functions has been added into CRON and can be executed by CRON as well (they were not included until now)
• jQuery UI library used in backoffice reverted to 1.12 because of compatibility issues. Front-end still use latest 1.13 version of jQuery UI
• Updated sigma_default_direction function to first check RTL setup on language field
• Added hooks user_pre_login_form & user_pre_register_form into Sigma theme
• Added PHPMAILER_DEBUG_LEVEL contstant (value 1 - 4) that allows to debug PHP mailer
• Excluded pages for CSS & JS optimization now consider page Location & Section (ie: item-item_add, item, home, register-register, login-recover, user-profile, ...). Default exclusion list will now continue item-item_add, item-item_edit. If you want to minify/optimize on these pages as well, update these settings after Osclass update   
• Improved error reporting when image could not be loaded on publish page
• Added latitude & longitude fields into backoffice - edit listing form. Created also standardized inputs for latitude and longitude
• Added "Refresh images" option besides "Regenerate images", that will do the same except images building (will skip images generation and just call hooks)
• Added {LOCALE_CODE} and {LOCALE_SHORT_CODE} as variable to all email templates
• Added new setting: Always Generate Canonical URL tag. It is generated on every page (not just search)
• Added new setting: Generate hreflang tags and add them to header to define alternative site locales
• Upgrade code for Osclass 2.x was removed. It's not possible to upgrade from older Osclass version than 3.0
• Fixed major bug when using language code in URL, plugin routes were corrupted
• Fixed recaptcha verifcation on login page. Now recaptcha is verified against google services on background
• Fixed PHP deprecated notices (PHP 8+)
• Fixed and improved minor design issues on Sigma theme
• Fixes and improvements in hUser helper functions
• Fixed missing resource_thumbnail_url filter across multiple files in Osclass core and backoffice