Donatien Garnier
NetServices Stack source
Dependents: HelloWorld ServoInterfaceBoardExample1 4180_Lab4
services/http/server/impl/FSHandler.cpp@0:632c9925f013, 2010-06-11 (annotated)
- Committer:
- donatien
- Date:
- Fri Jun 11 16:05:15 2010 +0000
- Revision:
- 0:632c9925f013
- Child:
- 1:abb442332fa8
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| donatien | 0:632c9925f013 | 1 | |
| donatien | 0:632c9925f013 | 2 | /* |
| donatien | 0:632c9925f013 | 3 | Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com) |
| donatien | 0:632c9925f013 | 4 | |
| donatien | 0:632c9925f013 | 5 | Permission is hereby granted, free of charge, to any person obtaining a copy |
| donatien | 0:632c9925f013 | 6 | of this software and associated documentation files (the "Software"), to deal |
| donatien | 0:632c9925f013 | 7 | in the Software without restriction, including without limitation the rights |
| donatien | 0:632c9925f013 | 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| donatien | 0:632c9925f013 | 9 | copies of the Software, and to permit persons to whom the Software is |
| donatien | 0:632c9925f013 | 10 | furnished to do so, subject to the following conditions: |
| donatien | 0:632c9925f013 | 11 | |
| donatien | 0:632c9925f013 | 12 | The above copyright notice and this permission notice shall be included in |
| donatien | 0:632c9925f013 | 13 | all copies or substantial portions of the Software. |
| donatien | 0:632c9925f013 | 14 | |
| donatien | 0:632c9925f013 | 15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| donatien | 0:632c9925f013 | 16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| donatien | 0:632c9925f013 | 17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| donatien | 0:632c9925f013 | 18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| donatien | 0:632c9925f013 | 19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| donatien | 0:632c9925f013 | 20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
| donatien | 0:632c9925f013 | 21 | THE SOFTWARE. |
| donatien | 0:632c9925f013 | 22 | */ |
| donatien | 0:632c9925f013 | 23 | |
| donatien | 0:632c9925f013 | 24 | #include "FSHandler.h" |
| donatien | 0:632c9925f013 | 25 | |
| donatien | 0:632c9925f013 | 26 | //#define __DEBUG |
| donatien | 0:632c9925f013 | 27 | #include "dbg/dbg.h" |
| donatien | 0:632c9925f013 | 28 | |
| donatien | 0:632c9925f013 | 29 | #define CHUNK_SIZE 512//128 |
| donatien | 0:632c9925f013 | 30 | |
| donatien | 0:632c9925f013 | 31 | //LocalFileSystem local("webfs"); |
| donatien | 0:632c9925f013 | 32 | //LocalFileSystem FSHandler_fs("webfs"); |
| donatien | 0:632c9925f013 | 33 | |
| donatien | 0:632c9925f013 | 34 | FSHandler::FSHandler(const char* rootPath, const char* path, TCPSocket* pTCPSocket) : HTTPRequestHandler(rootPath, path, pTCPSocket), m_err404(false) |
| donatien | 0:632c9925f013 | 35 | {} |
| donatien | 0:632c9925f013 | 36 | |
| donatien | 0:632c9925f013 | 37 | FSHandler::~FSHandler() |
| donatien | 0:632c9925f013 | 38 | { |
| donatien | 0:632c9925f013 | 39 | if(m_fp) |
| donatien | 0:632c9925f013 | 40 | fclose(m_fp); |
| donatien | 0:632c9925f013 | 41 | DBG("\r\nHandler destroyed\r\n"); |
| donatien | 0:632c9925f013 | 42 | } |
| donatien | 0:632c9925f013 | 43 | |
| donatien | 0:632c9925f013 | 44 | void FSHandler::doGet() |
| donatien | 0:632c9925f013 | 45 | { |
| donatien | 0:632c9925f013 | 46 | DBG("\r\nIn FSHandler::doGet()\r\n"); |
| donatien | 0:632c9925f013 | 47 | //FIXME: Translate path to local/path |
| donatien | 0:632c9925f013 | 48 | m_fp = fopen(path().c_str(), "r"); //FIXME: if null, error 404 |
| donatien | 0:632c9925f013 | 49 | |
| donatien | 0:632c9925f013 | 50 | if(!m_fp) |
| donatien | 0:632c9925f013 | 51 | { |
| donatien | 0:632c9925f013 | 52 | m_err404 = true; |
| donatien | 0:632c9925f013 | 53 | setErrCode(404); |
| donatien | 0:632c9925f013 | 54 | const char* msg = "File not found."; |
| donatien | 0:632c9925f013 | 55 | setContentLen(strlen(msg)); |
| donatien | 0:632c9925f013 | 56 | respHeaders()["Content-Type"] = "text/html"; |
| donatien | 0:632c9925f013 | 57 | respHeaders()["Connection"] = "close"; |
| donatien | 0:632c9925f013 | 58 | writeData(msg,strlen(msg)); //Only send header |
| donatien | 0:632c9925f013 | 59 | DBG("\r\nExit SimpleHandler::doGet() w Error 404\r\n"); |
| donatien | 0:632c9925f013 | 60 | return; |
| donatien | 0:632c9925f013 | 61 | } |
| donatien | 0:632c9925f013 | 62 | |
| donatien | 0:632c9925f013 | 63 | //Seek EOF to get length |
| donatien | 0:632c9925f013 | 64 | fseek(m_fp, 0, SEEK_END); |
| donatien | 0:632c9925f013 | 65 | setContentLen( ftell(m_fp) ); |
| donatien | 0:632c9925f013 | 66 | fseek(m_fp, 0, SEEK_SET); //Goto SOF |
| donatien | 0:632c9925f013 | 67 | |
| donatien | 0:632c9925f013 | 68 | respHeaders()["Connection"] = "close"; |
| donatien | 0:632c9925f013 | 69 | onWriteable(); |
| donatien | 0:632c9925f013 | 70 | DBG("\r\nExit SimpleHandler::doGet()\r\n"); |
| donatien | 0:632c9925f013 | 71 | } |
| donatien | 0:632c9925f013 | 72 | |
| donatien | 0:632c9925f013 | 73 | void FSHandler::doPost() |
| donatien | 0:632c9925f013 | 74 | { |
| donatien | 0:632c9925f013 | 75 | |
| donatien | 0:632c9925f013 | 76 | } |
| donatien | 0:632c9925f013 | 77 | |
| donatien | 0:632c9925f013 | 78 | void FSHandler::doHead() |
| donatien | 0:632c9925f013 | 79 | { |
| donatien | 0:632c9925f013 | 80 | |
| donatien | 0:632c9925f013 | 81 | } |
| donatien | 0:632c9925f013 | 82 | |
| donatien | 0:632c9925f013 | 83 | void FSHandler::onReadable() //Data has been read |
| donatien | 0:632c9925f013 | 84 | { |
| donatien | 0:632c9925f013 | 85 | |
| donatien | 0:632c9925f013 | 86 | } |
| donatien | 0:632c9925f013 | 87 | |
| donatien | 0:632c9925f013 | 88 | void FSHandler::onWriteable() //Data has been written & buf is free |
| donatien | 0:632c9925f013 | 89 | { |
| donatien | 0:632c9925f013 | 90 | DBG("\r\nFSHandler::onWriteable() event\r\n"); |
| donatien | 0:632c9925f013 | 91 | if(m_err404) |
| donatien | 0:632c9925f013 | 92 | { |
| donatien | 0:632c9925f013 | 93 | //Error has been served, now exit |
| donatien | 0:632c9925f013 | 94 | close(); |
| donatien | 0:632c9925f013 | 95 | return; |
| donatien | 0:632c9925f013 | 96 | } |
| donatien | 0:632c9925f013 | 97 | |
| donatien | 0:632c9925f013 | 98 | static char rBuf[CHUNK_SIZE]; |
| donatien | 0:632c9925f013 | 99 | int len = fread(rBuf, 1, CHUNK_SIZE, m_fp); |
| donatien | 0:632c9925f013 | 100 | if(len>0) |
| donatien | 0:632c9925f013 | 101 | { |
| donatien | 0:632c9925f013 | 102 | writeData(rBuf, len); |
| donatien | 0:632c9925f013 | 103 | } |
| donatien | 0:632c9925f013 | 104 | else |
| donatien | 0:632c9925f013 | 105 | { |
| donatien | 0:632c9925f013 | 106 | close(); //Data written, we can close the connection |
| donatien | 0:632c9925f013 | 107 | } |
| donatien | 0:632c9925f013 | 108 | } |
| donatien | 0:632c9925f013 | 109 | |
| donatien | 0:632c9925f013 | 110 | void FSHandler::onClose() //Connection is closing |
| donatien | 0:632c9925f013 | 111 | { |
| donatien | 0:632c9925f013 | 112 | if(m_fp) |
| donatien | 0:632c9925f013 | 113 | fclose(m_fp); |
| donatien | 0:632c9925f013 | 114 | } |