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synced 2024-11-28 05:43:45 +08:00
42 lines
1.2 KiB
Ruby
42 lines
1.2 KiB
Ruby
if GlobalSetting.enable_cors
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class Discourse::Cors
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def initialize(app, options = nil)
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@app = app
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if GlobalSetting.enable_cors && GlobalSetting.cors_origin.present?
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@global_origins = GlobalSetting.cors_origin.split(',').map(&:strip)
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end
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end
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def call(env)
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if env['REQUEST_METHOD'] == 'OPTIONS' and env['HTTP_ACCESS_CONTROL_REQUEST_METHOD']
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return [200, apply_headers(env), []]
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end
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status, headers, body = @app.call(env)
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[status, apply_headers(env, headers), body]
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end
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def apply_headers(env, headers=nil)
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headers ||= {}
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origin = nil
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cors_origins = @global_origins || []
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cors_origins += SiteSetting.cors_origins.split('|') if SiteSetting.cors_origins
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if cors_origins
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if origin = env['HTTP_ORIGIN']
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origin = nil unless cors_origins.include?(origin)
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end
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headers['Access-Control-Allow-Origin'] = origin || cors_origins[0]
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headers['Access-Control-Allow-Headers'] = 'X-Requested-With, X-CSRF-Token'
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headers['Access-Control-Allow-Credentials'] = 'true'
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end
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headers
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end
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end
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Rails.configuration.middleware.use Discourse::Cors
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end
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