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OAuth2 with PHP's built in Streams Functions
07 January 2016
Read moreMost of the time when I work with APIs from PHP, I use Guzzle - it's awesome and modern and elegant. However some of my work is with legacy platforms and I recently had a situation where we needed to integrate with a API using OAuth2, and launch that integration before …
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OAuth Middleware for Slim
09 October 2013
Read moreOAuth can be anything you want it to be, the standards are lax and give you plenty of room for getting the right implementation for your system. However you proceed, though, you'll need to check an access token on every request - and in a Slim application, a middeware can help enormously since it hooks in to every request by design. I've recently implemented this and thought I would share.
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Twitter Search API Using PHP and Guzzle
11 July 2013
Read moreIn case you missed it, Twitter updated their APIs recently, so that you have to authenticate to use even their search APIs to return publicly-available results. This is an increasing trend for API providers, to provide either very limited or nonexistent access for unauthenticated users, I think so they can rate limit consumers that swamp them. To cut a long story short, that meant I needed to update my dashboards that keep an eye on twitter searches to do more than just call file_get_contents in the general direction of the right URL.
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Github API Access Tokens via Curl
25 September 2012
Read moreI'm working on some demos for a tutorial I'm giving next month and since I'd like to show off Github's API, I needed an access token for it. They have the usual web flow but I'm cutting as many corners as I can to keep the demos nice and quick, so I looked into the support Github has for generating an API key programmatically.
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Using OAuth2 for Google APIs with PHP
29 March 2012
Read moreI've been working on something recently where I'm pulling information from lots of places onto a dashboard. Each API has its own little quirks so I'm trying to write up the ones that weren't idiot-proof, mostly so I can refer back to them later when I need to maintain my system!
I've written about Google and OAuth before, but that was OAuth v1.0, and they are introducing OAuth2 for their newer APIs; in this example I was identifying myself in order to use the Google Plus API (which turns out not to do anything you'd expect it to do, but that's a whole separate blog post!).
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Google OAuth 403 Response
09 February 2012
Read moreI had an issue this week on a system which has been working fine for a while, but stopped fetching some data from google's user account API. I was getting a 403 response from the API, which seemed odd. Luckily I was logging OAuth::getLastResponse() to my error logs (this …
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PHP OAuth Provider: Access Tokens
30 August 2011
Read moreI've been working with OAuth, as a provider and consumer, and there isn't a lot of documentation around it for PHP at the moment so I thought I'd share my experience in this series of articles. This relates to the stable OAuth 1.0a spec, however OAuth2 has already started to be adopted (and differs greatly). This article uses the pecl_oauth extension and builds on Rasmus' OAuth Provider post. This entry follows on from the ones about the initial requirements, how to how to handle request tokens, and authenticating users.
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PHP OAuth Provider: Authenticate User
31 May 2011
Read moreI've been working with OAuth, as a provider and consumer, and there isn't a lot of documentation around it for PHP at the moment so I thought I'd share my experience in this series of articles. This relates to the stable OAuth 1.0a spec, however OAuth2 has already started to be adopted (and differs greatly). This article uses the pecl_oauth extension and builds on Rasmus' OAuth Provider post. This post is the third in the series, following on from the ones about the initial requirements and how to how to handle request tokens.
This phase is probably the most familiar to us as developers, as it's simply a login form. The consumer will send the user to us at the URL we provided in the request token, and the user will have the request token key as a parameter. The access control on this page will look the same as on the rest of the website; if the user has a session already then the page is displayed, otherwise they must be logged in to see it.
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PHP OAuth Provider: Request Tokens
20 May 2011
Read moreI've been working with OAuth, as a provider and consumer, and there isn't a lot of documentation around it for PHP at the moment so I thought I'd share my experience in this series of articles. This relates to the stable OAuth 1.0a spec, however OAuth2 has already started to be adopted (and differs greatly). This article uses the pecl_oauth extension and builds on Rasmus' OAuth Provider post.
The consumer requests a request token (see my earlier post about consuming OAuth), and as a provider, we need to handle that request. In my example, I chose to pass the variables as GET parameters, but you could adapt this to handle POST variables or information contained in HTTP headers.
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A Prototype API for Joind.In
17 May 2011
Read moreFollowing the principle of "release early, release often", I put live a very early version of the v2 API for joind.in today (so that I can use it in another project!). I haven't updated the documentation yet but in case anyone was thinking of consuming data from joind.in …
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PHP OAuth Provider: Initial Requirements
10 May 2011
Read moreI've been working with OAuth, as a provider and consumer, and there isn't a lot of documentation around it for PHP at the moment so I'm sharing my experience in this series of articles. This relates to the stable OAuth 1.0a spec, however OAuth2 has already started to be adopted (and differs greatly). This article uses the pecl_oauth extension and builds on Rasmus' OAuth Provider post.
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Invalid Protected Resource URL in Pecl_Oauth
12 April 2011
Read moreI had a funny (funny weird, not funny haha) problem the other day when working with pecl_oauth in PHP to talk to a service. I'd gone through all the handshaking steps, got the acces token and was ready to start talking to the service itself. However when I tried to …
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OAuth Google API for Unregistered Applications
17 December 2010
Read moreIt is pretty common when using OAuth for there to be a relationship between the provider and consumer; as a consumer you usually register with the provider to obtain a consumer key and consumer secret. Google's APIs however do not require this. It is recommended that you register your application …
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Retrieving Data from Google Analytics API using PHP
09 December 2010
Read moreRecently I started playing with the google analytics API, looking at ways to bring analytics onto dashboards and generate simple reports from the data in there. Very shortly after I started to look at the API, I had working data retrieval, so I thought I'd share my experiences (and code!).
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Authenticating with OAuth from PHP
28 September 2010
Read moreI've been looking into OAuth recently and really like what I see, so I started looking at actually starting to play with something that uses it (and isn't twitter). In the pursuit of this, I spent some time walking through the process of how to actually authenticate using OAuth, as a client. I chose Yahoo!'s service, because they have some fabulous developer documentation and have a standard OAuth implementation. Although you don't strictly need any special libraries to handle OAuth, that would be a bit like decoding XML with a regex, so I used the OAuth Package from PECL. For others (including me after I've slept), here's an outline of the process.
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Missing pcre.h when installing pecl_oauth
27 September 2010
Read moreI was playing with pecl_oauth last week (more about that in a later post) and when I tried to install from PECL, it grabbed the files, ran the configure step but stopped with an error status during make. This is bad news for those of us who are ubuntu users …