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(Swift) Facebook Upload Photo from Local FileUploads a new photo with a caption from a local file. Note: This example requires Chilkat v11.0.0 or greater.
func chilkatTest() { var success: Bool = false // This example assumes Chilkat HTTP to have been previously unlocked. // See Global Unlock Sample for sample code. let http = CkoHttp()! let req = CkoHttpRequest()! req.httpVerb = "POST" req.contentType = "multipart/form-data" req.path = "/v2.7/me/photos" // Use the previously obtained access token. // Note: The publish_actions scope is required to upload a photo. req.addHeader("Authorization", value: "Bearer FACEBOOK-ACCESS-TOKEN") // Send an "Expect: 100-continue" header in the request. // This causes the HTTP server to end a 100-continue response // immediately after receiving the HTTP header. The client // (Chilkat) will receive this intermediate response, and if // it's not an error response, it knows that the HTTP server will // accept the data that is forthcoming. // The alternative is to get an error response after trying to upload // the entire contents of the files. req.addHeader("Expect", value: "100-continue") // Set a photo caption. req.addParam("caption", value: "Here are some penguins!") // Additional parameters can be added to the request by // calling AddParam once per parameter. // See https://developers.facebook.com/docs/graph-api/reference/user/photos // for more information about other optional parameters. // Indicate the local file to be uploaded. success = req.addFile(forUpload: "source", path: "qa_data/jpg/penguins2.jpg") if success == false { print("\(req.lastErrorText!)") return } // Upload the image file.. let resp = CkoHttpResponse()! success = http.httpSReq("graph.facebook.com", port: 443, ssl: true, request: req, response: resp) if success == false { print("\(http.lastErrorText!)") return } // Examine the response body: var responseJson: String? = resp.bodyStr print("\(responseJson!)") // The response contains JSON, such as this: // {"id":"10210224963435862","post_id":"10224048320139890_10210224963435862"} } |
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