diff options
Diffstat (limited to 'http')
| -rw-r--r-- | http/html.lisp | 324 | ||||
| -rw-r--r-- | http/httputils.lisp | 66 |
2 files changed, 0 insertions, 390 deletions
diff --git a/http/html.lisp b/http/html.lisp deleted file mode 100644 index 99f0a4b..0000000 --- a/http/html.lisp +++ /dev/null @@ -1,324 +0,0 @@ -;;; -*- Mode: Lisp; Syntax: ANSI-Common-Lisp; Base: 10 -*- -(declaim (optimize (speed 0) (safety 3) (debug 3))) - -;; Lifted directly from araneida. - -(in-package :ldapadmin) - -;;; XXX fix this, it's not correct -(defun html-reserved-p (c) - (member c '(#\< #\" #\> #\&))) - -(defun html-escape (html-string) - (apply #'concatenate 'string - (loop for c across html-string - if (html-reserved-p c) - collect (format nil "&#~A;" (char-code c)) - else if (eql c #\Newline) collect "<br>" - else collect (string c)))) - -(defun s. (&rest args) - "Concatenate ARGS as strings" - (declare (optimize (speed 3))) - (let ((*print-pretty* nil)) - (with-output-to-string (out) - (dolist (arg args) - (princ arg out))))) - -(defun html-escape-tag (tag attrs content) - (declare (ignore tag attrs)) - (s. (mapcar #'html-escape content))) - -(setf (get 'escape 'html-converter) #'html-escape-tag) -(setf (get 'null 'html-converter) #'princ-to-string) - -(macrolet ((html-attr-body () - `(with-output-to-string (o) - (loop for (att val . rest) on attr by #'cddr do - (cond - #+parenscript((and (symbolp att) (equal (symbol-name 'css) (symbol-name att))) - (progn - (princ " " o) - (princ "style=\"" o) - (princ (val-printer (parenscript::css-inline-func val)) o) - (princ "\"" o))) - ((symbolp att) - (progn - (princ " " o) - (princ (symbol-name att) o) - (princ "=\"" o) - (princ (val-printer val) o) - (princ "\"" o))) - (t - (error "attribute ~S is not a symbol in attribute list ~S" att attr))))))) - (defun html-attr (attr) - (macrolet ((val-printer (val) - val)) - (html-attr-body))) - (defun html-attr-escaped (attr) - (macrolet ((val-printer (val) - `(html-escape ,val))) - (html-attr-body)))) - -(defun empty-element-p (tag) - (member (intern (symbol-name tag) #.*package*) '())) - -(defmacro defhtmltag (tag (attributes-var content-var) &body body) - "Define a custom HTML tag -Useful for custom phrases, or even special constructs. - -Example: -(defhtmltag coffee (attr content) - (declare (ignore attr content)) - \"c|_|\") - -So, saying -(span \"Nice hot \" (coffee)) - -Would produce: -<span>Nice hot c|_|</span> - -More in-depth use would be something such as: -(even-odd-list - (li \"one\") - (li \"two\") - (li \"three\")) - -Turning into: -(ul - ((li :class \"odd\") \"one\") - ((li :class \"even\") \"two\") - ((li :class \"odd\") \"odd\")) - -Your custom tag is expected to return either a string or -an html construct like you'd pass to HTML-STREAM." - (with-gensyms (throw-away) - `(setf (get ',tag :html-converter) - (lambda (,throw-away ,attributes-var ,content-var) - (declare (ignore ,throw-away)) - (funcall - (lambda (,attributes-var ,content-var) - ,@body) - ,attributes-var ,content-var))))) - -(defun htmlp (html) - "Returns t if html is a legal HTML list. -NB: HTML and friends print out a superset of legal html lists. - -'(ul (li \"yes\") (li \"no\")) is legal -3 is not - -But HTML will print both of them" - (and (consp html) - (not (stringp (car html))))) - -(defmacro destructure-html ((tag-sym attrs-sym content-sym) html &body body) - "Destructure an HTML construct. -(destructure-html (tag attrs content) '((span :class \"strange\") \"A strange span!\") - (format t \"<~A ~{~A~}>~{~A~}</~A>\" tag attrs content tag)) -If the construct is invalid, it will cause an error" - (org-ckons-core::once-only (html) - `(if (htmlp ,html) - (let ((,tag-sym (if (consp (car ,html)) - (caar ,html) - (car ,html))) - (,attrs-sym (if (consp (car ,html)) - (cdar ,html) - nil)) - (,content-sym (cdr ,html))) - ,@body)))) - -; I admit, this is a rather goofy way to write this. There's just so much code they have in common -; and this lets me modify them rather easily. -(macrolet ((html-body () - `(ret-block - (cond ((htmlp things) - (destructure-html (tag attrs content) things - (let ((special-effect (get tag :html-converter))) - (if special-effect - (if (not (functionp special-effect)) - (error "Tag ~A has :html-converter set, but NOT as a function." tag) - (call-self stream (funcall special-effect tag attrs content) inline-elements)) - (cond ((equal (symbol-name 'comment) (symbol-name tag)) - (printing - (format-out "<!-- ~{~A ~}~%" attrs) - (iter-list (c content) - (call-self stream c inline-elements)) - (format-out " -->~%"))) - #+parenscript - ((equal (symbol-name 'css) (symbol-name tag)) - (printing - (format-out "<style type=\"text/css\">~%") - (format-out "<!--~%") - (iter-list (c content) - (format-out (parenscript::css-rule-to-string (parenscript::make-css-rule (car c) (cdr c))))) - (format-out "~%-->") - (format-out "</style>"))) - #+parenscript - ((equal (symbol-name 'js-script) (symbol-name tag)) - (printing - (format-out "<script type=\"text/javascript\">~%") - (format-out "// <![CDATA[~%") - (format-out (parenscript:js* (cons 'progn content))) - (format-out "~%// ]]>~%"))) - ((not (empty-element-p tag)) - (printing - (format-out "<~A~A>" (symbol-name tag) (attr-printer attrs)) - (iter-list (c content) - (call-self stream c inline-elements)) - (format-out "</~A>~:[~;~%~]" - (symbol-name tag) - (not (member tag inline-elements))))) - (t - (format-out "<~A~A>" (symbol-name tag) (attr-printer attrs)))))))) - ((consp things) - (iter-list (thing things) (format-out "~A" thing))) - ((functionp things) - (call-function things stream)) - ((keywordp things) - (format-out "<~A>" (symbol-name things))) - (t - (format-out "~A" (thing-printer things))))))) - - ;; stream forms first - (macrolet ((ret-block (output-block) - `(progn - ,output-block - t)) - (iter-list ((item list) func) - `(dolist (,item ,list) - ,func)) - (printing (&body list) - `(progn - ,@list)) - (format-out (&rest args) - `(format stream ,@args)) - (call-function (things stream) - `(funcall ,things ,stream))) - - (defun html-stream (stream things &optional inline-elements) - "Format supplied argument as HTML. Argument may be a string -\(returned unchanged\) or a list of \(tag content\) where tag may be -\(tagname attrs\). \(\(a :href \"/ \"\) \"home\"\) is formatted as -you'd expect it to be. INLINE-ELEMENTS is a list of elements not to -print a newline after. Returns T unless broken, so can be the last -form in a handler For special effects, set the HTML-CONVERTER property -of a symbol for a tag to a function. It will be called with arguments -\(TAG ATTRS CONTENT\) and should return a string to be interpolated at -that point." - (declare (optimize (speed 3)) - (type stream stream)) - (macrolet ((attr-printer (attrs) - `(html-attr ,attrs)) - (call-self (stream things &optional inline-elements) - `(html-stream ,stream ,things ,inline-elements)) - (thing-printer (things) - `(princ-to-string things))) - (html-body))) - - (defun html-escaped-stream (stream things &optional inline-elements) - "Format supplied argument as HTML, escaping properly. -Just like html-stream except certain things are now html-escaped. -Content - in '\(p \"foo\"\) \"foo\" is the content - is escaped, as -well as the values of attributes. Please note that this CAN result in -double escaping if calling code also escapes. For special effects, -set the HTML-CONVERTER property of a symbol for a tag to a function. -It will be called with arguments \(TAG ATTRS CONTENT\) and should -return a string to be interpolated at that point. NB that the attrs -and content will be passed in *unescaped*" - (declare (optimize (speed 3)) - (type stream stream)) - (macrolet ((attr-printer (attrs) - `(html-attr-escaped ,attrs)) - (call-self (stream things &optional inline-elements) - `(html-escaped-stream ,stream ,things ,inline-elements)) - (thing-printer (things) - `(html-escape (princ-to-string ,things)))) - (html-body)))) - - ;; now for the string forms - (macrolet ((ret-block (output-block) - output-block) - (iter-list ((item list) func) - `(apply #'concatenate 'string (mapcar (lambda (,item) ,func) ,list))) - (printing (&body list) - `(concatenate 'string - ,@list)) - (format-out (&rest args) - `(format nil ,@args)) - (call-function (things stream) - (declare (ignore stream)) - `(funcall ,things))) - - (defun html (things &optional inline-elements) - "Format supplied argument as HTML. Argument may be a string -\(returned unchanged\) or a list of \(tag content\) where tag may be -\(tagname attrs\). \(\(a :href \"/\"\) \"home\"\) is formatted as -you'd expect it to be. For special effects, set the HTML-CONVERTER -property of a symbol for a tag to a function. It will be called with -arguments \(TAG ATTRS CONTENT\) and should return a string to be -interpolated at that point." - (declare (optimize (speed 3))) - (macrolet ((attr-printer (attrs) - `(html-attr ,attrs)) - (call-self (stream things &optional inline-elements) - `(html ,things ,inline-elements)) - (thing-printer (things) - `(princ-to-string ,things))) - (html-body))))) - -(defun html5 (things &optional inline-elements) - (format nil "<!DOCTYPE html>~%~a" (html things inline-elements))) - -#|| -(search-html-tree '((string> ht :element) t (= p :element)) '((html) ((body) ((p) "foo") ((p) "bar") ((div :title "titl") "blah")))) -||# - -(defun search-html-tree (search-terms tree) - (labels ((node-matches (term tree) - (or (eql term t) - (destructuring-bind (op content name) term - (let ((r-op (if (eql op '=) 'equal op))) - (if (eql name :element) - (funcall r-op content (caar tree)) - (funcall r-op content (getf (cdar tree) name)))))))) - (cond ((eql (cdr search-terms) nil) - (and (node-matches (car search-terms) tree) tree)) - ((null tree) nil) - ((node-matches (car search-terms) tree) - (remove-if #'null - (mapcar (lambda (tr) - (search-html-tree (cdr search-terms) tr)) - (cdr tree))))))) - - -#+parenscript -(defmacro css-file (request &rest rules) - "Sends CSS as a file in response to request, as specified by rules. - For example: - (defmethod handle-request-response ((handler my-handler) method request) - (css-file request - (* :border \"1px solid black\") - (div.bl0rg :font-family \"serif\") - ((\"a:active\" \"a:hoover\") :color \"black\" :size \"200%\"))) - See the documentation for Parenscript for more info on the CSS rules themselves." - `(progn - (request-send-headers ,request :content-type "text/css") - ,@(mapcar (lambda (rule) - `(princ (parenscript::css-rule-to-string (parenscript::css-rule ,@rule)) (request-stream ,request))) - rules) - t)) - -#+parenscript -(defmacro js-file (request &rest body) - "Sends Javascript as a file in response to request, as specified by the javascript body. - For example: - (defmethod handle-request-response ((handler my-handler) method request) - (js-file request - (defun hello () - (alert \"Hello, World!\")))) - See the documentation for Parenscript for more info on how to do Javascript." - `(progn - (request-send-headers ,request :content-type "text/javascript") - (princ (parenscript:js ,@body) (request-stream ,request)) - t)) diff --git a/http/httputils.lisp b/http/httputils.lisp deleted file mode 100644 index fbd5c36..0000000 --- a/http/httputils.lisp +++ /dev/null @@ -1,66 +0,0 @@ -;;; -*- Mode: Lisp; Syntax: ANSI-Common-Lisp; Base: 10 -*- -(declaim (optimize (speed 0) (safety 3) (debug 3))) - -(in-package #:ldapadmin) - -(defmacro with-cookie-jar (&rest body) - `(let ((cookie-jar (make-instance 'drakma:cookie-jar))) - ,@body)) - -(defun drakma-request (url - cookie-jar - &key - (method :get) - (content-type "application/x-www-form-urlencoded") - (content nil) - (user-agent :firefox) - (redirect t) - (auto-referer t) - (additional-headers nil) - (connection-timeout 20) - (proxy nil) - (proxy-basic-authorization nil) - (basic-authorization nil)) - (drakma:http-request url - :cookie-jar cookie-jar - :method method - :content-type content-type - :content content - :user-agent user-agent - :redirect redirect - :auto-referer auto-referer - :connection-timeout connection-timeout - :additional-headers additional-headers - :proxy proxy - :proxy-basic-authorization proxy-basic-authorization - :basic-authorization basic-authorization - :close t)) - -(defun escape-url (url) - (let ((escaped-url url)) - (setf escaped-url (ppcre:regex-replace-all "%" escaped-url "%25")) - (setf escaped-url (ppcre:regex-replace-all "\\?" escaped-url "%3F")) - (setf escaped-url (ppcre:regex-replace-all "#" escaped-url "%23")) - (setf escaped-url (ppcre:regex-replace-all "/" escaped-url "%2F")) - (setf escaped-url (ppcre:regex-replace-all "'" escaped-url "%27")) - (setf escaped-url (ppcre:regex-replace-all " " escaped-url "%20")) - (setf escaped-url (ppcre:regex-replace-all "\\(" escaped-url "%28")) - (setf escaped-url (ppcre:regex-replace-all "\\)" escaped-url "%29")) - (setf escaped-url (ppcre:regex-replace-all ":" escaped-url "%3A")) - escaped-url)) - -(defun unescape-url (url) - (let ((unescaped-url url)) - (setf unescaped-url (ppcre:regex-replace-all "%25" unescaped-url "%")) - (setf unescaped-url (ppcre:regex-replace-all "%3F" unescaped-url "?")) - (setf unescaped-url (ppcre:regex-replace-all "%23" unescaped-url "#")) - (setf unescaped-url (ppcre:regex-replace-all "%2F" unescaped-url "/")) - (setf unescaped-url (ppcre:regex-replace-all "%27" unescaped-url "'")) - (setf unescaped-url (ppcre:regex-replace-all "%20" unescaped-url " ")) - (setf unescaped-url (ppcre:regex-replace-all "%28" unescaped-url "(")) - (setf unescaped-url (ppcre:regex-replace-all "%29" unescaped-url ")")) - (setf unescaped-url (ppcre:regex-replace-all "%3A" unescaped-url ":")) - unescaped-url)) - -(defun newlines-to-backslash-n (body) - (cl-ppcre:regex-replace-all #\Newline body "\\\\n")) |